{
  "schema_version": "compare-page.v2",
  "page_id": "baby-sleep-sacks-sized-for-growth",
  "url": "https://robotrunk.com/compare/want/baby-sleep-sacks-sized-for-growth",
  "title": "Baby sleep sacks with a size range from the earliest weeks onward",
  "question": "Which baby sleep sacks come in a range of sizes that can be used from the earliest weeks and as the baby grows?",
  "answer": "Swaddelini Black Swaddle Sleep Sack: The small fits babies 6-12 lbs; if a baby is born over 9 lbs the maker still advises small because large will be too big; large fits 12-18 lbs comfortably. The maker's store lists a Small variant for 6-12 pounds.\nSwaddelini Arms Out™ Long Sleeve Sleep Sack: It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range. It is meant for when a child begins to roll and explore.\nSwaddelini Arms Out™ Short Sleeve Sleep Sack: It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range. It is meant for when a child begins to roll and explore.",
  "kind": "sleep sack",
  "market": "US",
  "generated_at": "2026-10-17T04:36:09.144Z",
  "columns": [
    "Size range",
    "Stage of use",
    "Fit guidance"
  ],
  "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": "Swaddelini Arms Out™ Long Sleeve Sleep Sack",
      "field": "Sizes by weight",
      "value": "It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range.",
      "stated_as": "Designed for babies weighing 18-25 pounds",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-07T19:40:12.339Z"
    },
    {
      "ref": "p1.f3",
      "product": "Swaddelini Arms Out™ Long Sleeve Sleep Sack",
      "field": "Stage of use",
      "value": "It is meant for when a child begins to roll and explore.",
      "stated_as": "As your child begins to roll and explore, the Arms Out Swaddelini Sleep Sack is the perfect blend of freedom and comfort.",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-07T19:40:12.339Z"
    },
    {
      "ref": "p2.f1",
      "product": "Swaddelini Arms Out™ Short Sleeve Sleep Sack",
      "field": "Sizes by weight",
      "value": "It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range.",
      "stated_as": "Designed for babies weighing 18-25 pounds",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-07T19:40:12.339Z"
    },
    {
      "ref": "p2.f3",
      "product": "Swaddelini Arms Out™ Short Sleeve Sleep Sack",
      "field": "Stage of use",
      "value": "It is meant for when a child begins to roll and explore.",
      "stated_as": "As your child begins to roll and explore, the Arms Out Swaddelini Sleep Sack is the perfect blend of freedom and comfort.",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-07T19:40:12.339Z"
    },
    {
      "ref": "p3.f4",
      "product": "Swaddelini Black Swaddle Sleep Sack",
      "field": "sizing",
      "value": "The small fits babies 6-12 lbs; if a baby is born over 9 lbs the maker still advises small because large will be too big; large fits 12-18 lbs comfortably.",
      "stated_as": "The small fits babies 6-12 lbs. If your baby is born over 9 lbs, still get the small as the large will be too big. The large fits 12-18 lbs. comfortably.",
      "source_type": "manual",
      "source_url": "https://swaddelini.com/pages/faqs",
      "source_read_at": "2026-10-12T23:22:17.249Z"
    },
    {
      "ref": "p3.f5",
      "product": "Swaddelini Black Swaddle Sleep Sack",
      "field": "rolling safety",
      "value": "When the baby rolls over, the user should leave arms out, which makes the Swaddelini a wearable blanket.",
      "stated_as": "When the baby rolls over, leave arms out! This makes the Swaddelini a wearable blanket.",
      "source_type": "manual",
      "source_url": "https://swaddelini.com/pages/sizing",
      "source_read_at": "2026-10-12T23:22:18.376Z"
    },
    {
      "ref": "p3.f9",
      "product": "Swaddelini Black Swaddle Sleep Sack",
      "field": "size",
      "value": "The maker's store lists a Small variant for 6-12 pounds.",
      "stated_as": "Small ( 6-12 pounds)",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-12T20:06:05.806Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/8102224068682",
      "name": "Swaddelini Black Swaddle Sleep Sack",
      "url": "/products/ucp/strolleria-com/8102224068682",
      "why": "The small fits babies 6-12 lbs; if a baby is born over 9 lbs the maker still advises small because large will be too big; large fits 12-18 lbs comfortably.",
      "cells": [
        {
          "column": "Size range",
          "fact": {
            "field": "sizing",
            "value": "The small fits babies 6-12 lbs; if a baby is born over 9 lbs the maker still advises small because large will be too big; large fits 12-18 lbs comfortably.",
            "stated_as": "The small fits babies 6-12 lbs. If your baby is born over 9 lbs, still get the small as the large will be too big. The large fits 12-18 lbs. comfortably.",
            "source_type": "manual",
            "source_url": "https://swaddelini.com/pages/faqs",
            "source_read_at": "2026-10-12T23:22:17.249Z"
          }
        },
        {
          "column": "Stage of use",
          "fact": null
        },
        {
          "column": "Fit guidance",
          "fact": {
            "field": "rolling safety",
            "value": "When the baby rolls over, the user should leave arms out, which makes the Swaddelini a wearable blanket.",
            "stated_as": "When the baby rolls over, leave arms out! This makes the Swaddelini a wearable blanket.",
            "source_type": "manual",
            "source_url": "https://swaddelini.com/pages/sizing",
            "source_read_at": "2026-10-12T23:22:18.376Z"
          }
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/7961557860426",
      "name": "Swaddelini Arms Out™ Long Sleeve Sleep Sack",
      "url": "/products/ucp/strolleria-com/7961557860426",
      "why": "It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range.",
      "cells": [
        {
          "column": "Size range",
          "fact": {
            "field": "Sizes by weight",
            "value": "It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range.",
            "stated_as": "Designed for babies weighing 18-25 pounds",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-07T19:40:12.339Z"
          }
        },
        {
          "column": "Stage of use",
          "fact": {
            "field": "Stage of use",
            "value": "It is meant for when a child begins to roll and explore.",
            "stated_as": "As your child begins to roll and explore, the Arms Out Swaddelini Sleep Sack is the perfect blend of freedom and comfort.",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-07T19:40:12.339Z"
          }
        },
        {
          "column": "Fit guidance",
          "fact": null
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/7961558843466",
      "name": "Swaddelini Arms Out™ Short Sleeve Sleep Sack",
      "url": "/products/ucp/strolleria-com/7961558843466",
      "why": "It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range.",
      "cells": [
        {
          "column": "Size range",
          "fact": {
            "field": "Sizes by weight",
            "value": "It comes in Small (12lbs - 18lbs), Large (18lbs - 25lbs) and Extra Large (25lbs - 40lbs); the description calls out the 18-25 pound range.",
            "stated_as": "Designed for babies weighing 18-25 pounds",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-07T19:40:12.339Z"
          }
        },
        {
          "column": "Stage of use",
          "fact": {
            "field": "Stage of use",
            "value": "It is meant for when a child begins to roll and explore.",
            "stated_as": "As your child begins to roll and explore, the Arms Out Swaddelini Sleep Sack is the perfect blend of freedom and comfort.",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-07T19:40:12.339Z"
          }
        },
        {
          "column": "Fit guidance",
          "fact": null
        }
      ]
    }
  ]
}