{
  "schema_version": "compare-page.v2",
  "page_id": "lullaby-earth-crib-mattresses-available",
  "url": "https://robotrunk.com/compare/want/lullaby-earth-crib-mattresses-available",
  "title": "Lullaby Earth crib mattresses listed for sale",
  "question": "Which Lullaby Earth crib mattresses are offered for sale?",
  "answer": "Lullaby Earth Healthy Support Crib Mattress 2 Stage: This is a two-stage crib mattress with a firmer infant side and a cushion-firm toddler side. Lullaby Earth Healthy Support Crib Mattress: The product is the Lullaby Earth Healthy Support Crib Mattress, described as safe and comfy for baby and light and waterproof for parents. Lullaby Earth Breathe Safe 2-Stage Crib Mattress: The Breathe Safe is a breathable crib mattress whose removable pad adds airflow while the mattress remains waterproof. Lullaby Earth Breathe-Safe 2-Stage: It is a two-stage mattress: a firm infant side and a cushion-firm toddler side. Lullaby Earth Breathe-Safe: The breathable cover is described as a 3-dimensional structure that lets air flow through the fabric and under the baby. Lullaby Earth Gentle Start: The certificate of conformity lists SKU LE17 as the Gentle Start Crib Mattress with a breathable waterproof leaf cover, under model ID LE Lightweight GS (Crib), with UPC 810140250872.",
  "kind": "mattress",
  "market": "US",
  "generated_at": "2026-10-31T18:20:42.472Z",
  "columns": [
    "Stage",
    "Weight",
    "Dimensions",
    "Certification",
    "Cover"
  ],
  "notices": {
    "facts": "Every value in the table is a fact RoboTrunk checked, linked to the page it came from. A dash means no checked fact fills that cell.",
    "price": "Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live."
  },
  "cited_facts": [
    {
      "ref": "p1.f1",
      "product": "Lullaby Earth Healthy Support Crib Mattress 2 Stage",
      "field": "certification tags",
      "value": "The store feed tags the mattress with GREENGUARD Gold, MADE SAFE, fire-retardant-free, low VOC, and Made in USA claims.",
      "stated_as": "Eco-Friendly, Fire Retardant Free, GREENGUARD, GREENGUARD Gold, Handmade, Low VOC, Lullaby Earth, Made In USA, MADE SAFE",
      "source_type": "listing",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products.json",
      "source_read_at": "2026-10-21T19:31:31.510Z"
    },
    {
      "ref": "p1.f2",
      "product": "Lullaby Earth Healthy Support Crib Mattress 2 Stage",
      "field": "overview",
      "value": "This is a two-stage crib mattress with a firmer infant side and a cushion-firm toddler side.",
      "stated_as": "Lullaby Earth Healthy Support Crib Mattress 2 Stage in Beige features a 2 stage design which provides a firmness level that is better tailored to your baby's needs as they grow.",
      "source_type": "guide",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-super-lightweight-2-stage-crib-mattress-in-beige",
      "source_read_at": "2026-10-22T01:05:01.245Z"
    },
    {
      "ref": "p1.f9",
      "product": "Lullaby Earth Healthy Support Crib Mattress 2 Stage",
      "field": "weight",
      "value": "The store lists 6.5 pounds; sources disagree, with the maker and Yahoo Shopping listing 7 pounds and LeafScore listing 8 pounds.",
      "stated_as": "only weighs 6.5 pounds for easy sheet changing",
      "source_type": "guide",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-super-lightweight-2-stage-crib-mattress-in-beige",
      "source_read_at": "2026-10-22T01:05:01.245Z"
    },
    {
      "ref": "p1.f10",
      "product": "Lullaby Earth Healthy Support Crib Mattress 2 Stage",
      "field": "dimensions and fit",
      "value": "The maker lists approximately 27 1/4 by 51 5/8 by 6 inches and says it fits standard-size cribs; sources disagree on dimensions, with the store listing 28 by 52 by 6 inches and SleePare listing 27.5 by 52 by 6 inches.",
      "stated_as": "Fits standard size cribs (approximately 27 1/4\" x 51 5/8\" x 6\").",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/healthy-support-crib-mattress",
      "source_read_at": "2026-10-22T01:05:02.137Z"
    },
    {
      "ref": "p2.f1",
      "product": "Lullaby Earth Healthy Support Crib Mattress",
      "field": "identity",
      "value": "The product is the Lullaby Earth Healthy Support Crib Mattress, described as safe and comfy for baby and light and waterproof for parents.",
      "stated_as": "The Lullaby Earth Healthy Support Crib Mattress is safe and comfy for baby, light and waterproof for parents.",
      "source_type": "guide",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-healthy-support-crib-mattress",
      "source_read_at": "2026-10-22T01:00:24.530Z"
    },
    {
      "ref": "p2.f5",
      "product": "Lullaby Earth Healthy Support Crib Mattress",
      "field": "certifications",
      "value": "Lullaby Earth crib mattresses are said to carry GREENGUARD Gold, UL-certified formaldehyde-free and MADE SAFE certifications.",
      "stated_as": "Lullaby Earth crib mattresses are said to carry GREENGUARD Gold, UL-certified formaldehyde-free and MADE SAFE certifications.",
      "source_type": "review",
      "source_url": "https://www.leafscore.com/eco-friendly-kids-products/lullaby-earth-crib-mattresses-review/",
      "source_read_at": "2026-10-22T01:00:41.474Z"
    },
    {
      "ref": "p2.f7",
      "product": "Lullaby Earth Healthy Support Crib Mattress",
      "field": "weight",
      "value": "The store lists 6.5 pounds for easier sheet changes; sources disagree, with the maker, Yahoo Shopping and SleePare listing 7 pounds and LeafScore listing 8 pounds.",
      "stated_as": "only weighs 6.5 pounds for easy sheet changing",
      "source_type": "guide",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-healthy-support-crib-mattress",
      "source_read_at": "2026-10-22T01:00:24.530Z"
    },
    {
      "ref": "p2.f8",
      "product": "Lullaby Earth Healthy Support Crib Mattress",
      "field": "fit",
      "value": "The maker says it fits standard-size cribs and gives mattress dimensions of approximately 27 1/4 by 51 5/8 by 6 inches; sources disagree on dimensions, with the store listing 28 by 52 by 6 inches and SleePare listing 27.5 by 52 by 6 inches.",
      "stated_as": "Fits standard size cribs (approximately 27 1/4\" x 51 5/8\" x 6\").",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/healthy-support-crib-mattress",
      "source_read_at": "2026-10-22T01:00:27.800Z"
    },
    {
      "ref": "p3.f2",
      "product": "Lullaby Earth Breathe Safe 2-Stage Crib Mattress",
      "field": "breathability and waterproofing",
      "value": "The Breathe Safe is a breathable crib mattress whose removable pad adds airflow while the mattress remains waterproof.",
      "stated_as": "A removable, washable pad maximizes airflow between your baby and the mattress for enhanced breathability and a cool, dry slumber. It’s also waterproof for extra protection from spills and messes.",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
      "source_read_at": "2026-10-22T00:52:29.592Z"
    },
    {
      "ref": "p3.f4",
      "product": "Lullaby Earth Breathe Safe 2-Stage Crib Mattress",
      "field": "weight",
      "value": "The mattress weighs 8 pounds.",
      "stated_as": "Weighing only 8 lbs",
      "source_type": "guide",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-breeze-2stage-crib-mattress",
      "source_read_at": "2026-10-22T00:52:19.335Z"
    },
    {
      "ref": "p3.f5",
      "product": "Lullaby Earth Breathe Safe 2-Stage Crib Mattress",
      "field": "dimensions",
      "value": "The maker lists the mattress dimensions as 27 1/4 inches by 51 5/8 inches by 6 inches; the store's listing says 27.5 by 52 by 6 inches, so the sources disagree on the exact size.",
      "stated_as": "27 1/4” x 51 5/8” x 6”",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
      "source_read_at": "2026-10-22T00:52:29.592Z"
    },
    {
      "ref": "p3.f7",
      "product": "Lullaby Earth Breathe Safe 2-Stage Crib Mattress",
      "field": "dual firmness",
      "value": "It is a two-stage mattress with a firm infant side and a cushion-firm toddler side.",
      "stated_as": "featuring a firm infant side and a cushion-firm toddler side",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
      "source_read_at": "2026-10-22T00:52:29.592Z"
    },
    {
      "ref": "p3.f8",
      "product": "Lullaby Earth Breathe Safe 2-Stage Crib Mattress",
      "field": "breathable cover",
      "value": "The cover uses a 3D honeycomb structure to create a cushion of air under the baby.",
      "stated_as": "Advanced 3D honeycomb structure creates a cushion of air underneath the baby for true airflow and breathability.",
      "source_type": "guide",
      "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-breeze-2stage-crib-mattress",
      "source_read_at": "2026-10-22T00:52:19.335Z"
    },
    {
      "ref": "p4.f2",
      "product": "Lullaby Earth Breathe-Safe 2-Stage",
      "field": "dimensions",
      "value": "Strolleria lists 27 1/4 × 51 5/8 × 6 inches, matching the maker; the sources disagree, as Bambi Baby lists 27.5 inches wide × 52 inches long × 6 inches high.",
      "stated_as": "• Dimensions: 27 1/4\" x 51 5/8\" x 6\"",
      "source_type": "guide",
      "source_url": "https://strolleria.myshopify.com/products/lullaby-earth-breathe-safe-2-stage-crib-mattress",
      "source_read_at": "2026-10-14T21:57:09.788Z"
    },
    {
      "ref": "p4.f6",
      "product": "Lullaby Earth Breathe-Safe 2-Stage",
      "field": "weight and support",
      "value": "Testers describe the mattress as lightweight but strongly supportive, with firm edges that suit a newborn, and say the light weight makes the claimed 3D air circulation feel genuinely effective.",
      "stated_as": "Testers describe the mattress as lightweight but strongly supportive, with firm edges that suit a newborn, and say the light weight makes the claimed 3D air circulation feel genuinely effective.",
      "source_type": "review",
      "source_url": "https://www.nappaawards.com/product/lullaby-earth-breathe-safe-breathable-crib-mattress/",
      "source_read_at": "2026-10-14T21:57:44.287Z"
    },
    {
      "ref": "p4.f9",
      "product": "Lullaby Earth Breathe-Safe 2-Stage",
      "field": "2-stage firmness",
      "value": "It is a two-stage mattress: a firm infant side and a cushion-firm toddler side.",
      "stated_as": "It’s a 2-stage mattress, featuring a firm infant side and a cushion-firm toddler side.",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
      "source_read_at": "2026-10-14T21:57:18.865Z"
    },
    {
      "ref": "p4.f12",
      "product": "Lullaby Earth Breathe-Safe 2-Stage",
      "field": "cover",
      "value": "Testers liked that a washable, waterproof cover is included and that the cover's large weave adds to the overall breathability.",
      "stated_as": "Testers liked that a washable, waterproof cover is included and that the cover's large weave adds to the overall breathability.",
      "source_type": "review",
      "source_url": "https://www.nappaawards.com/product/lullaby-earth-breathe-safe-breathable-crib-mattress/",
      "source_read_at": "2026-10-14T21:57:44.287Z"
    },
    {
      "ref": "p5.f2",
      "product": "Lullaby Earth Breathe-Safe",
      "field": "weight",
      "value": "The mattress weighs only 7 lbs thanks to a lightweight WaveSupport core, which makes sheet changes easier.",
      "stated_as": "Weighing only 7 lbs., the mattresses feature a lightweight WaveSupport™ core for easy handling and crib sheet changes.",
      "source_type": "guide",
      "source_url": "https://strolleria.myshopify.com/products/lullaby-earth-breathe-safe-breathable-mini-crib-mattress",
      "source_read_at": "2026-10-14T22:03:03.690Z"
    },
    {
      "ref": "p5.f3",
      "product": "Lullaby Earth Breathe-Safe",
      "field": "dimensions",
      "value": "The maker gives dimensions of 23.5 by 37.5 by 3 inches, agreeing with Strolleria; the other store listing and Healthline give approximately 24 by 38 by 6 inches, so the sources disagree.",
      "stated_as": "23 1/2\" x 37 1/2\" x 3\"",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-mini-crib-mattress",
      "source_read_at": "2026-10-14T22:03:04.883Z"
    },
    {
      "ref": "p5.f7",
      "product": "Lullaby Earth Breathe-Safe",
      "field": "cover construction",
      "value": "The breathable cover is described as a 3-dimensional structure that lets air flow through the fabric and under the baby.",
      "stated_as": "The breathable mattress cover is a 3-dimensional structure that allows air to flow through the fabric and under the baby",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-14T20:08:47.220Z"
    },
    {
      "ref": "p5.f9",
      "product": "Lullaby Earth Breathe-Safe",
      "field": "two-stage firmness",
      "value": "The maker describes a two-stage mattress with a firm infant side and a cushion-firm toddler side; Healthline says it is not flippable, so the sources disagree.",
      "stated_as": "it’s a 2-stage mattress with a firm infant side and a cushion-firm toddler side.",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-mini-crib-mattress",
      "source_read_at": "2026-10-14T22:03:04.883Z"
    },
    {
      "ref": "p6.f3",
      "product": "Lullaby Earth Gentle Start",
      "field": "dimensions",
      "value": "The maker lists the mattress as a crib-size mattress measuring 27.25 inches by 51.63 inches by 5 inches.",
      "stated_as": "27.25” x 51.63” x 5”",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/gentle-start-breathable-crib-mattress",
      "source_read_at": "2026-10-14T22:07:16.450Z"
    },
    {
      "ref": "p6.f5",
      "product": "Lullaby Earth Gentle Start",
      "field": "product identification",
      "value": "The certificate of conformity lists SKU LE17 as the Gentle Start Crib Mattress with a breathable waterproof leaf cover, under model ID LE Lightweight GS (Crib), with UPC 810140250872.",
      "stated_as": "LE17            LE Lightweight (LE17)      LE Lightweight GS (Crib)               Lullaby Earth Gentle Start Crib Mattress with Breathable Waterproof Leaf Co 810140250872",
      "source_type": "guide",
      "source_url": "https://www.lullabyearth.com/media/wysiwyg/pdf/Lullaby_Earth_Certificate_of_General_Conformance_2.pdf",
      "source_read_at": "2026-10-14T22:07:17.519Z"
    },
    {
      "ref": "p6.f6",
      "product": "Lullaby Earth Gentle Start",
      "field": "firmness",
      "value": "This review describes the mattress as a dual-firmness flippable design with a very firm newborn side and a noticeably softer toddler side, which conflicts with other sources describing it as single-stage.",
      "stated_as": "This review describes the mattress as a dual-firmness flippable design with a very firm newborn side and a noticeably softer toddler side, which conflicts with other sources describing it as single-stage.",
      "source_type": "review",
      "source_url": "https://nonbiasedreviews.com/lullaby-earth-gentle-start-crib-mattress-review/",
      "source_read_at": "2026-10-14T22:08:40.999Z"
    },
    {
      "ref": "p6.f8",
      "product": "Lullaby Earth Gentle Start",
      "field": "off-gassing",
      "value": "This nursery off-gassing roundup names the Gentle Start its best budget low-VOC pick, saying it is GREENGUARD Gold certified and free of polyurethane foam, vinyl/PVC and chemical flame retardants.",
      "stated_as": "This nursery off-gassing roundup names the Gentle Start its best budget low-VOC pick, saying it is GREENGUARD Gold certified and free of polyurethane foam, vinyl/PVC and chemical flame retardants.",
      "source_type": "blog",
      "source_url": "https://www.pediatricpicks.com/nursery-off-gassing-guide/",
      "source_read_at": "2026-10-14T22:08:57.312Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "modernnursery-com",
        "display_name": "modernnursery.com"
      },
      "product_id": "gid://shopify/Product/4799056019556",
      "name": "Lullaby Earth Healthy Support Crib Mattress 2 Stage",
      "url": "/products/ucp/modernnursery-com/4799056019556",
      "why": "This is a two-stage crib mattress with a firmer infant side and a cushion-firm toddler side.",
      "cells": [
        {
          "column": "Stage",
          "fact": {
            "field": "overview",
            "value": "This is a two-stage crib mattress with a firmer infant side and a cushion-firm toddler side.",
            "stated_as": "Lullaby Earth Healthy Support Crib Mattress 2 Stage in Beige features a 2 stage design which provides a firmness level that is better tailored to your baby's needs as they grow.",
            "source_type": "guide",
            "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-super-lightweight-2-stage-crib-mattress-in-beige",
            "source_read_at": "2026-10-22T01:05:01.245Z"
          }
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The store lists 6.5 pounds; sources disagree, with the maker and Yahoo Shopping listing 7 pounds and LeafScore listing 8 pounds.",
            "stated_as": "only weighs 6.5 pounds for easy sheet changing",
            "source_type": "guide",
            "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-super-lightweight-2-stage-crib-mattress-in-beige",
            "source_read_at": "2026-10-22T01:05:01.245Z"
          }
        },
        {
          "column": "Dimensions",
          "fact": {
            "field": "dimensions and fit",
            "value": "The maker lists approximately 27 1/4 by 51 5/8 by 6 inches and says it fits standard-size cribs; sources disagree on dimensions, with the store listing 28 by 52 by 6 inches and SleePare listing 27.5 by 52 by 6 inches.",
            "stated_as": "Fits standard size cribs (approximately 27 1/4\" x 51 5/8\" x 6\").",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/healthy-support-crib-mattress",
            "source_read_at": "2026-10-22T01:05:02.137Z"
          }
        },
        {
          "column": "Certification",
          "fact": {
            "field": "certification tags",
            "value": "The store feed tags the mattress with GREENGUARD Gold, MADE SAFE, fire-retardant-free, low VOC, and Made in USA claims.",
            "stated_as": "Eco-Friendly, Fire Retardant Free, GREENGUARD, GREENGUARD Gold, Handmade, Low VOC, Lullaby Earth, Made In USA, MADE SAFE",
            "source_type": "listing",
            "source_url": "https://modern-nursery-test-store.myshopify.com/products.json",
            "source_read_at": "2026-10-21T19:31:31.510Z"
          }
        },
        {
          "column": "Cover",
          "fact": null
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "modernnursery-com",
        "display_name": "modernnursery.com"
      },
      "product_id": "gid://shopify/Product/4799055986788",
      "name": "Lullaby Earth Healthy Support Crib Mattress",
      "url": "/products/ucp/modernnursery-com/4799055986788",
      "why": "The product is the Lullaby Earth Healthy Support Crib Mattress, described as safe and comfy for baby and light and waterproof for parents.",
      "cells": [
        {
          "column": "Stage",
          "fact": null
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The store lists 6.5 pounds for easier sheet changes; sources disagree, with the maker, Yahoo Shopping and SleePare listing 7 pounds and LeafScore listing 8 pounds.",
            "stated_as": "only weighs 6.5 pounds for easy sheet changing",
            "source_type": "guide",
            "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-healthy-support-crib-mattress",
            "source_read_at": "2026-10-22T01:00:24.530Z"
          }
        },
        {
          "column": "Dimensions",
          "fact": {
            "field": "fit",
            "value": "The maker says it fits standard-size cribs and gives mattress dimensions of approximately 27 1/4 by 51 5/8 by 6 inches; sources disagree on dimensions, with the store listing 28 by 52 by 6 inches and SleePare listing 27.5 by 52 by 6 inches.",
            "stated_as": "Fits standard size cribs (approximately 27 1/4\" x 51 5/8\" x 6\").",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/healthy-support-crib-mattress",
            "source_read_at": "2026-10-22T01:00:27.800Z"
          }
        },
        {
          "column": "Certification",
          "fact": {
            "field": "certifications",
            "value": "Lullaby Earth crib mattresses are said to carry GREENGUARD Gold, UL-certified formaldehyde-free and MADE SAFE certifications.",
            "stated_as": "Lullaby Earth crib mattresses are said to carry GREENGUARD Gold, UL-certified formaldehyde-free and MADE SAFE certifications.",
            "source_type": "review",
            "source_url": "https://www.leafscore.com/eco-friendly-kids-products/lullaby-earth-crib-mattresses-review/",
            "source_read_at": "2026-10-22T01:00:41.474Z"
          }
        },
        {
          "column": "Cover",
          "fact": null
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "modernnursery-com",
        "display_name": "modernnursery.com"
      },
      "product_id": "gid://shopify/Product/4798899191908",
      "name": "Lullaby Earth Breathe Safe 2-Stage Crib Mattress",
      "url": "/products/ucp/modernnursery-com/4798899191908",
      "why": "The Breathe Safe is a breathable crib mattress whose removable pad adds airflow while the mattress remains waterproof.",
      "cells": [
        {
          "column": "Stage",
          "fact": {
            "field": "dual firmness",
            "value": "It is a two-stage mattress with a firm infant side and a cushion-firm toddler side.",
            "stated_as": "featuring a firm infant side and a cushion-firm toddler side",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
            "source_read_at": "2026-10-22T00:52:29.592Z"
          }
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The mattress weighs 8 pounds.",
            "stated_as": "Weighing only 8 lbs",
            "source_type": "guide",
            "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-breeze-2stage-crib-mattress",
            "source_read_at": "2026-10-22T00:52:19.335Z"
          }
        },
        {
          "column": "Dimensions",
          "fact": {
            "field": "dimensions",
            "value": "The maker lists the mattress dimensions as 27 1/4 inches by 51 5/8 inches by 6 inches; the store's listing says 27.5 by 52 by 6 inches, so the sources disagree on the exact size.",
            "stated_as": "27 1/4” x 51 5/8” x 6”",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
            "source_read_at": "2026-10-22T00:52:29.592Z"
          }
        },
        {
          "column": "Certification",
          "fact": null
        },
        {
          "column": "Cover",
          "fact": {
            "field": "breathable cover",
            "value": "The cover uses a 3D honeycomb structure to create a cushion of air under the baby.",
            "stated_as": "Advanced 3D honeycomb structure creates a cushion of air underneath the baby for true airflow and breathability.",
            "source_type": "guide",
            "source_url": "https://modern-nursery-test-store.myshopify.com/products/lullaby-earth-breeze-2stage-crib-mattress",
            "source_read_at": "2026-10-22T00:52:19.335Z"
          }
        }
      ]
    },
    {
      "rank": 4,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/7653908938826",
      "name": "Lullaby Earth Breathe-Safe 2-Stage",
      "url": "/products/ucp/strolleria-com/7653908938826",
      "why": "It is a two-stage mattress: a firm infant side and a cushion-firm toddler side.",
      "cells": [
        {
          "column": "Stage",
          "fact": {
            "field": "2-stage firmness",
            "value": "It is a two-stage mattress: a firm infant side and a cushion-firm toddler side.",
            "stated_as": "It’s a 2-stage mattress, featuring a firm infant side and a cushion-firm toddler side.",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-crib-mattress",
            "source_read_at": "2026-10-14T21:57:18.865Z"
          }
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight and support",
            "value": "Testers describe the mattress as lightweight but strongly supportive, with firm edges that suit a newborn, and say the light weight makes the claimed 3D air circulation feel genuinely effective.",
            "stated_as": "Testers describe the mattress as lightweight but strongly supportive, with firm edges that suit a newborn, and say the light weight makes the claimed 3D air circulation feel genuinely effective.",
            "source_type": "review",
            "source_url": "https://www.nappaawards.com/product/lullaby-earth-breathe-safe-breathable-crib-mattress/",
            "source_read_at": "2026-10-14T21:57:44.287Z"
          }
        },
        {
          "column": "Dimensions",
          "fact": {
            "field": "dimensions",
            "value": "Strolleria lists 27 1/4 × 51 5/8 × 6 inches, matching the maker; the sources disagree, as Bambi Baby lists 27.5 inches wide × 52 inches long × 6 inches high.",
            "stated_as": "• Dimensions: 27 1/4\" x 51 5/8\" x 6\"",
            "source_type": "guide",
            "source_url": "https://strolleria.myshopify.com/products/lullaby-earth-breathe-safe-2-stage-crib-mattress",
            "source_read_at": "2026-10-14T21:57:09.788Z"
          }
        },
        {
          "column": "Certification",
          "fact": null
        },
        {
          "column": "Cover",
          "fact": {
            "field": "cover",
            "value": "Testers liked that a washable, waterproof cover is included and that the cover's large weave adds to the overall breathability.",
            "stated_as": "Testers liked that a washable, waterproof cover is included and that the cover's large weave adds to the overall breathability.",
            "source_type": "review",
            "source_url": "https://www.nappaawards.com/product/lullaby-earth-breathe-safe-breathable-crib-mattress/",
            "source_read_at": "2026-10-14T21:57:44.287Z"
          }
        }
      ]
    },
    {
      "rank": 5,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/7653930762314",
      "name": "Lullaby Earth Breathe-Safe",
      "url": "/products/ucp/strolleria-com/7653930762314",
      "why": "The breathable cover is described as a 3-dimensional structure that lets air flow through the fabric and under the baby.",
      "cells": [
        {
          "column": "Stage",
          "fact": {
            "field": "two-stage firmness",
            "value": "The maker describes a two-stage mattress with a firm infant side and a cushion-firm toddler side; Healthline says it is not flippable, so the sources disagree.",
            "stated_as": "it’s a 2-stage mattress with a firm infant side and a cushion-firm toddler side.",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-mini-crib-mattress",
            "source_read_at": "2026-10-14T22:03:04.883Z"
          }
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The mattress weighs only 7 lbs thanks to a lightweight WaveSupport core, which makes sheet changes easier.",
            "stated_as": "Weighing only 7 lbs., the mattresses feature a lightweight WaveSupport™ core for easy handling and crib sheet changes.",
            "source_type": "guide",
            "source_url": "https://strolleria.myshopify.com/products/lullaby-earth-breathe-safe-breathable-mini-crib-mattress",
            "source_read_at": "2026-10-14T22:03:03.690Z"
          }
        },
        {
          "column": "Dimensions",
          "fact": {
            "field": "dimensions",
            "value": "The maker gives dimensions of 23.5 by 37.5 by 3 inches, agreeing with Strolleria; the other store listing and Healthline give approximately 24 by 38 by 6 inches, so the sources disagree.",
            "stated_as": "23 1/2\" x 37 1/2\" x 3\"",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/breathe-safe-breathable-mini-crib-mattress",
            "source_read_at": "2026-10-14T22:03:04.883Z"
          }
        },
        {
          "column": "Certification",
          "fact": null
        },
        {
          "column": "Cover",
          "fact": {
            "field": "cover construction",
            "value": "The breathable cover is described as a 3-dimensional structure that lets air flow through the fabric and under the baby.",
            "stated_as": "The breathable mattress cover is a 3-dimensional structure that allows air to flow through the fabric and under the baby",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-14T20:08:47.220Z"
          }
        }
      ]
    },
    {
      "rank": 6,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/7653914509386",
      "name": "Lullaby Earth Gentle Start",
      "url": "/products/ucp/strolleria-com/7653914509386",
      "why": "The certificate of conformity lists SKU LE17 as the Gentle Start Crib Mattress with a breathable waterproof leaf cover, under model ID LE Lightweight GS (Crib), with UPC 810140250872.",
      "cells": [
        {
          "column": "Stage",
          "fact": {
            "field": "firmness",
            "value": "This review describes the mattress as a dual-firmness flippable design with a very firm newborn side and a noticeably softer toddler side, which conflicts with other sources describing it as single-stage.",
            "stated_as": "This review describes the mattress as a dual-firmness flippable design with a very firm newborn side and a noticeably softer toddler side, which conflicts with other sources describing it as single-stage.",
            "source_type": "review",
            "source_url": "https://nonbiasedreviews.com/lullaby-earth-gentle-start-crib-mattress-review/",
            "source_read_at": "2026-10-14T22:08:40.999Z"
          }
        },
        {
          "column": "Weight",
          "fact": null
        },
        {
          "column": "Dimensions",
          "fact": {
            "field": "dimensions",
            "value": "The maker lists the mattress as a crib-size mattress measuring 27.25 inches by 51.63 inches by 5 inches.",
            "stated_as": "27.25” x 51.63” x 5”",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/gentle-start-breathable-crib-mattress",
            "source_read_at": "2026-10-14T22:07:16.450Z"
          }
        },
        {
          "column": "Certification",
          "fact": {
            "field": "off-gassing",
            "value": "This nursery off-gassing roundup names the Gentle Start its best budget low-VOC pick, saying it is GREENGUARD Gold certified and free of polyurethane foam, vinyl/PVC and chemical flame retardants.",
            "stated_as": "This nursery off-gassing roundup names the Gentle Start its best budget low-VOC pick, saying it is GREENGUARD Gold certified and free of polyurethane foam, vinyl/PVC and chemical flame retardants.",
            "source_type": "blog",
            "source_url": "https://www.pediatricpicks.com/nursery-off-gassing-guide/",
            "source_read_at": "2026-10-14T22:08:57.312Z"
          }
        },
        {
          "column": "Cover",
          "fact": {
            "field": "product identification",
            "value": "The certificate of conformity lists SKU LE17 as the Gentle Start Crib Mattress with a breathable waterproof leaf cover, under model ID LE Lightweight GS (Crib), with UPC 810140250872.",
            "stated_as": "LE17            LE Lightweight (LE17)      LE Lightweight GS (Crib)               Lullaby Earth Gentle Start Crib Mattress with Breathable Waterproof Leaf Co 810140250872",
            "source_type": "guide",
            "source_url": "https://www.lullabyearth.com/media/wysiwyg/pdf/Lullaby_Earth_Certificate_of_General_Conformance_2.pdf",
            "source_read_at": "2026-10-14T22:07:17.519Z"
          }
        }
      ]
    }
  ]
}