{
  "schema_version": "compare-page.v2",
  "page_id": "crib-mattress-covers-and-their-materials",
  "url": "https://robotrunk.com/compare/want/crib-mattress-covers-and-their-materials",
  "title": "Crib mattress covers and their materials",
  "question": "Which crib mattress covers are made with materials that avoid harmful chemicals?",
  "answer": "Naturepedic PC46 (standard crib) / PC46-MN (mini crib): Made of organic cotton, a 3D polyester lattice and TPU waterproofing. One listing describes the waterproofing as a GOTS approved polyurethane barrier.\nNaturepedic Breathable Ultra Crib Mattress Cover: The cover/pad is quilted with a 100% organic cotton fiber face over a breathable mesh layer and a 100% polyester backing.\nNaturepedic Breathable Crib Mattress Cover: The cover is made of organic cotton, a 3D polyester lattice and TPU waterproofing. Waterproofing is a TPU polyurethane barrier.\nThe checked facts do not address harmful chemicals, so they do not confirm that any of these covers avoid them.",
  "kind": "mattress protector",
  "market": "US",
  "generated_at": "2026-10-17T11:47:43.509Z",
  "columns": [
    "Materials",
    "Waterproofing",
    "Size"
  ],
  "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.f4",
      "product": "Naturepedic Breathable Ultra Crib Mattress Cover",
      "field": "cover construction",
      "value": "The cover/pad is quilted with a 100% organic cotton fiber face over a breathable mesh layer and a 100% polyester backing.",
      "stated_as": "The cover/pad is quilted with a 100% organic cotton fiber face over a breathable mesh layer and a 100% polyester backing.",
      "source_type": "review",
      "source_url": "https://www.mattressclarity.com/crib-mattress-reviews/naturepedic-ultra-breathable-organic/",
      "source_read_at": "2026-10-15T09:42:41.999Z"
    },
    {
      "ref": "p1.f8",
      "product": "Naturepedic Breathable Ultra Crib Mattress Cover",
      "field": "size",
      "value": "The maker lists the size as Standard Crib.",
      "stated_as": "Standard Crib",
      "source_type": "guide",
      "source_url": "https://www.naturepedic.com/products/organic-breathable-ultra-crib-cover",
      "source_read_at": "2026-10-15T09:42:41.278Z"
    },
    {
      "ref": "p2.f7",
      "product": "Naturepedic Breathable Crib Mattress Cover",
      "field": "dimensions",
      "value": "The Mini Crib size (SKU PC46-MN) measures 23.5 by 37.5 by 3 inches.",
      "stated_as": "PC46-MN\nMini Crib\n23.5\" x 37.5\" x 3\"",
      "source_type": "guide",
      "source_url": "https://www.naturepedic.com/products/organic-breathable-crib-cover",
      "source_read_at": "2026-10-15T08:12:22.285Z"
    },
    {
      "ref": "p2.f9",
      "product": "Naturepedic Breathable Crib Mattress Cover",
      "field": "waterproofing",
      "value": "Waterproofing is a TPU polyurethane barrier.",
      "stated_as": "Waterproofing: TPU polyurethane barrier",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-14T20:08:47.220Z"
    },
    {
      "ref": "p2.f11",
      "product": "Naturepedic Breathable Crib Mattress Cover",
      "field": "materials",
      "value": "The cover is made of organic cotton, a 3D polyester lattice and TPU waterproofing.",
      "stated_as": "Materials: Organic cotton, 3D polyester lattice, and TPU waterproofing.",
      "source_type": "guide",
      "source_url": "https://www.naturepedic.com/products/organic-breathable-crib-cover",
      "source_read_at": "2026-10-15T08:12:22.285Z"
    },
    {
      "ref": "p3.f1",
      "product": "Naturepedic PC46 (standard crib) / PC46-MN (mini crib)",
      "field": "fit",
      "value": "Fits standard size cribs and mini cribs.",
      "stated_as": "Fits standard size cribs and mini cribs",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-14T20:08:47.220Z"
    },
    {
      "ref": "p3.f7",
      "product": "Naturepedic PC46 (standard crib) / PC46-MN (mini crib)",
      "field": "materials",
      "value": "Made of organic cotton, a 3D polyester lattice and TPU waterproofing.",
      "stated_as": "Materials: Organic cotton, 3D polyester lattice, and TPU waterproofing.",
      "source_type": "guide",
      "source_url": "https://www.naturepedic.com/products/organic-breathable-crib-cover",
      "source_read_at": "2026-10-15T08:05:40.030Z"
    },
    {
      "ref": "p3.f12",
      "product": "Naturepedic PC46 (standard crib) / PC46-MN (mini crib)",
      "field": "waterproofing",
      "value": "One listing describes the waterproofing as a GOTS approved polyurethane barrier.",
      "stated_as": "WATERPROOFING:  GOTS approved polyurethane barrier",
      "source_type": "listing",
      "source_url": "https://strolleria.myshopify.com/products.json",
      "source_read_at": "2026-10-14T20:08:47.220Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/8189250437194",
      "name": "Naturepedic PC46 (standard crib) / PC46-MN (mini crib)",
      "url": "/products/ucp/strolleria-com/8189250437194",
      "why": "Made of organic cotton, a 3D polyester lattice and TPU waterproofing.",
      "cells": [
        {
          "column": "Materials",
          "fact": {
            "field": "materials",
            "value": "Made of organic cotton, a 3D polyester lattice and TPU waterproofing.",
            "stated_as": "Materials: Organic cotton, 3D polyester lattice, and TPU waterproofing.",
            "source_type": "guide",
            "source_url": "https://www.naturepedic.com/products/organic-breathable-crib-cover",
            "source_read_at": "2026-10-15T08:05:40.030Z"
          }
        },
        {
          "column": "Waterproofing",
          "fact": {
            "field": "waterproofing",
            "value": "One listing describes the waterproofing as a GOTS approved polyurethane barrier.",
            "stated_as": "WATERPROOFING:  GOTS approved polyurethane barrier",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-14T20:08:47.220Z"
          }
        },
        {
          "column": "Size",
          "fact": {
            "field": "fit",
            "value": "Fits standard size cribs and mini cribs.",
            "stated_as": "Fits standard size cribs and mini cribs",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-14T20:08:47.220Z"
          }
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/8189249290314",
      "name": "Naturepedic Breathable Ultra Crib Mattress Cover",
      "url": "/products/ucp/strolleria-com/8189249290314",
      "why": "The cover/pad is quilted with a 100% organic cotton fiber face over a breathable mesh layer and a 100% polyester backing.",
      "cells": [
        {
          "column": "Materials",
          "fact": {
            "field": "cover construction",
            "value": "The cover/pad is quilted with a 100% organic cotton fiber face over a breathable mesh layer and a 100% polyester backing.",
            "stated_as": "The cover/pad is quilted with a 100% organic cotton fiber face over a breathable mesh layer and a 100% polyester backing.",
            "source_type": "review",
            "source_url": "https://www.mattressclarity.com/crib-mattress-reviews/naturepedic-ultra-breathable-organic/",
            "source_read_at": "2026-10-15T09:42:41.999Z"
          }
        },
        {
          "column": "Waterproofing",
          "fact": null
        },
        {
          "column": "Size",
          "fact": {
            "field": "size",
            "value": "The maker lists the size as Standard Crib.",
            "stated_as": "Standard Crib",
            "source_type": "guide",
            "source_url": "https://www.naturepedic.com/products/organic-breathable-ultra-crib-cover",
            "source_read_at": "2026-10-15T09:42:41.278Z"
          }
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "strolleria-com",
        "display_name": "strolleria.com"
      },
      "product_id": "gid://shopify/Product/8189249388618",
      "name": "Naturepedic Breathable Crib Mattress Cover",
      "url": "/products/ucp/strolleria-com/8189249388618",
      "why": "The cover is made of organic cotton, a 3D polyester lattice and TPU waterproofing.",
      "cells": [
        {
          "column": "Materials",
          "fact": {
            "field": "materials",
            "value": "The cover is made of organic cotton, a 3D polyester lattice and TPU waterproofing.",
            "stated_as": "Materials: Organic cotton, 3D polyester lattice, and TPU waterproofing.",
            "source_type": "guide",
            "source_url": "https://www.naturepedic.com/products/organic-breathable-crib-cover",
            "source_read_at": "2026-10-15T08:12:22.285Z"
          }
        },
        {
          "column": "Waterproofing",
          "fact": {
            "field": "waterproofing",
            "value": "Waterproofing is a TPU polyurethane barrier.",
            "stated_as": "Waterproofing: TPU polyurethane barrier",
            "source_type": "listing",
            "source_url": "https://strolleria.myshopify.com/products.json",
            "source_read_at": "2026-10-14T20:08:47.220Z"
          }
        },
        {
          "column": "Size",
          "fact": {
            "field": "dimensions",
            "value": "The Mini Crib size (SKU PC46-MN) measures 23.5 by 37.5 by 3 inches.",
            "stated_as": "PC46-MN\nMini Crib\n23.5\" x 37.5\" x 3\"",
            "source_type": "guide",
            "source_url": "https://www.naturepedic.com/products/organic-breathable-crib-cover",
            "source_read_at": "2026-10-15T08:12:22.285Z"
          }
        }
      ]
    }
  ]
}