{
  "schema_version": "compare-page.v2",
  "page_id": "baby-sleep-sacks-pilling-and-fabric-wear-over-time",
  "url": "https://robotrunk.com/compare/want/baby-sleep-sacks-pilling-and-fabric-wear-over-time",
  "title": "Baby sleep sacks: pilling and fabric wear over time",
  "question": "Do baby sleep sacks hold up over time, in terms of pilling, fading or loss of print?",
  "answer": "No checked fact covers fading or print loss. On pilling and wear: ergoPouch Cocoon Swaddle Sack: A test of four newborns over twelve weeks found the organic cotton noticeably premium, the snaps secure, the two-way zip allowing nappy changes without full removal, and minimal pilling after frequent washing. ergoPouch Cocoon Swaddle Sack: Their twelve-week test with four newborns found minimal pilling and the fabric kept its shape after daily use and frequent washing. ergoPouch Cocoon Swaddle Sack: A parent reports the material looked as if it had been worn for years after only two washes done according to the instructions. Angel Dear Sleep Bag - Little Heirloom Farm, 18-36M: For longest life, lay flat to dry; if needed tumble dry on low and use a cool iron.",
  "kind": "sleep sack",
  "market": "US",
  "generated_at": "2026-10-12T00:27:01.224Z",
  "columns": [
    "Pilling",
    "Fabric wear after washing",
    "Care for longest life"
  ],
  "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.f10",
      "product": "ergoPouch Cocoon Swaddle Sack (the UK maker page calls it Cocoon Swaddle Bag)",
      "field": "build over time",
      "value": "A test of four newborns over twelve weeks found the organic cotton noticeably premium, the snaps secure, the two-way zip allowing nappy changes without full removal, and minimal pilling after frequent washing.",
      "stated_as": "A test of four newborns over twelve weeks found the organic cotton noticeably premium, the snaps secure, the two-way zip allowing nappy changes without full removal, and minimal pilling after frequent washing.",
      "source_type": "review",
      "source_url": "https://sciencebasedkids.com/reviews/ergopouch-cocoon-swaddle/",
      "source_read_at": "2026-10-11T21:57:05.287Z"
    },
    {
      "ref": "p2.f5",
      "product": "ergoPouch Cocoon Swaddle Sack (called Cocoon Swaddle Bag on the Australian maker page)",
      "field": "fabric looks worn after washing",
      "value": "A parent reports the material looked as if it had been worn for years after only two washes done according to the instructions.",
      "stated_as": "A parent reports the material looked as if it had been worn for years after only two washes done according to the instructions.",
      "source_type": "review",
      "source_url": "https://www.productreview.com.au/listings/ergopouch-ergococoon-swaddle",
      "source_read_at": "2026-10-12T00:04:55.574Z"
    },
    {
      "ref": "p2.f6",
      "product": "ergoPouch Cocoon Swaddle Sack (called Cocoon Swaddle Bag on the Australian maker page)",
      "field": "durability in testing",
      "value": "Their twelve-week test with four newborns found minimal pilling and the fabric kept its shape after daily use and frequent washing.",
      "stated_as": "Their twelve-week test with four newborns found minimal pilling and the fabric kept its shape after daily use and frequent washing.",
      "source_type": "review",
      "source_url": "https://sciencebasedkids.com/reviews/ergopouch-cocoon-swaddle/",
      "source_read_at": "2026-10-12T00:05:21.116Z"
    },
    {
      "ref": "p5.f12",
      "product": "Angel Dear Sleep Bag - Little Heirloom Farm, 18-36M",
      "field": "care",
      "value": "For longest life, lay flat to dry; if needed tumble dry on low and use a cool iron.",
      "stated_as": "For optimal longevity, lay the garments flat to dry, but if needed, tumble dry on low and use a cool iron.",
      "source_type": "guide",
      "source_url": "https://angeldear.com/collections/sleep-bag/products/floral-deer-sleep-bag",
      "source_read_at": "2026-10-08T11:26:55.064Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8862969036969",
      "name": "ergoPouch Cocoon Swaddle Sack (the UK maker page calls it Cocoon Swaddle Bag)",
      "url": "/products/ucp/ergopouch-com/8862969036969",
      "why": "A test of four newborns over twelve weeks found the organic cotton noticeably premium, the snaps secure, the two-way zip allowing nappy changes without full removal, and minimal pilling after frequent washing.",
      "cells": [
        {
          "column": "Pilling",
          "fact": {
            "field": "build over time",
            "value": "A test of four newborns over twelve weeks found the organic cotton noticeably premium, the snaps secure, the two-way zip allowing nappy changes without full removal, and minimal pilling after frequent washing.",
            "stated_as": "A test of four newborns over twelve weeks found the organic cotton noticeably premium, the snaps secure, the two-way zip allowing nappy changes without full removal, and minimal pilling after frequent washing.",
            "source_type": "review",
            "source_url": "https://sciencebasedkids.com/reviews/ergopouch-cocoon-swaddle/",
            "source_read_at": "2026-10-11T21:57:05.287Z"
          }
        },
        {
          "column": "Fabric wear after washing",
          "fact": null
        },
        {
          "column": "Care for longest life",
          "fact": null
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8279849894057",
      "name": "ergoPouch Cocoon Swaddle Sack (called Cocoon Swaddle Bag on the Australian maker page)",
      "url": "/products/ucp/ergopouch-com/8279849894057",
      "why": "Their twelve-week test with four newborns found minimal pilling and the fabric kept its shape after daily use and frequent washing.",
      "cells": [
        {
          "column": "Pilling",
          "fact": {
            "field": "durability in testing",
            "value": "Their twelve-week test with four newborns found minimal pilling and the fabric kept its shape after daily use and frequent washing.",
            "stated_as": "Their twelve-week test with four newborns found minimal pilling and the fabric kept its shape after daily use and frequent washing.",
            "source_type": "review",
            "source_url": "https://sciencebasedkids.com/reviews/ergopouch-cocoon-swaddle/",
            "source_read_at": "2026-10-12T00:05:21.116Z"
          }
        },
        {
          "column": "Fabric wear after washing",
          "fact": {
            "field": "fabric looks worn after washing",
            "value": "A parent reports the material looked as if it had been worn for years after only two washes done according to the instructions.",
            "stated_as": "A parent reports the material looked as if it had been worn for years after only two washes done according to the instructions.",
            "source_type": "review",
            "source_url": "https://www.productreview.com.au/listings/ergopouch-ergococoon-swaddle",
            "source_read_at": "2026-10-12T00:04:55.574Z"
          }
        },
        {
          "column": "Care for longest life",
          "fact": null
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/10320467427559",
      "name": "Angel Dear Sleep Bag - Little Heirloom Farm, 18-36M",
      "url": "/products/ucp/albeebaby-com/10320467427559",
      "why": "For longest life, lay flat to dry; if needed tumble dry on low and use a cool iron.",
      "cells": [
        {
          "column": "Pilling",
          "fact": null
        },
        {
          "column": "Fabric wear after washing",
          "fact": null
        },
        {
          "column": "Care for longest life",
          "fact": {
            "field": "care",
            "value": "For longest life, lay flat to dry; if needed tumble dry on low and use a cool iron.",
            "stated_as": "For optimal longevity, lay the garments flat to dry, but if needed, tumble dry on low and use a cool iron.",
            "source_type": "guide",
            "source_url": "https://angeldear.com/collections/sleep-bag/products/floral-deer-sleep-bag",
            "source_read_at": "2026-10-08T11:26:55.064Z"
          }
        }
      ]
    }
  ]
}