{
  "schema_version": "compare-page.v2",
  "page_id": "sleep-sacks-rated-for-a-cold-winter-bedroom",
  "url": "https://robotrunk.com/compare/want/sleep-sacks-rated-for-a-cold-winter-bedroom",
  "title": "Sleep sacks rated for a cold winter bedroom",
  "question": "Which sleep sacks give enough warmth for a cold bedroom in winter?",
  "answer": "ergoPouch Sleep Suit Sack 3.5 TOG Dragonflies: The maker says the 3.5 TOG is suitable for room temperatures of 53-65°F. The sleep sack is rated 3.5 TOG.\nergoPouch Cocoon Swaddle Sack 3.5 TOG: A sleep consultant recommends the 3.5 TOG Cocoon as one of her favourite newborn sleep products, especially for winter, because it keeps arms and hands warm and avoids piling on blankets.\nergoPouch Sleep Suit Sack 3.5 TOG: The structured product data gives the thermal rating as 3.5 TOG.\nergoPouch Sleep Sack 3.5 TOG Sleeved: The sleep sack carries a 3.5 TOG rating, shown at the top of the product page.\nergoPouch Sleep Sack 3.5 TOG Sleeved Elephant Parade: The product is rated 3.5 TOG.\nergoPouch Sleep Sack 3.5 TOG Sleeved Dragonflies: The warmth rating of this sleep sack is 3.5 TOG.\nergoPouch Sleep Sack 3.5 TOG Sleeved Willow: The sleep sack is rated 3.5 TOG.",
  "kind": "sleep sack",
  "market": "US",
  "generated_at": "2026-10-21T23:40:03.694Z",
  "columns": [
    "Warmth rating",
    "Room temperature",
    "Sizes",
    "Customer rating"
  ],
  "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.f2",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG",
      "field": "TOG rating",
      "value": "The structured product data gives the thermal rating as 3.5 TOG.",
      "stated_as": "{\"@type\":\"PropertyValue\",\"name\":\"TOG Rating\",\"value\":\"3.5 TOG\"}",
      "source_type": "guide",
      "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-fruit-salad",
      "source_read_at": "2026-10-12T03:52:57.845Z"
    },
    {
      "ref": "p1.f6",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG",
      "field": "sizes",
      "value": "The Fruit Salad print is listed in three size runs: 3-12M, 8-24M and 2-4Y.",
      "stated_as": "Fruit Salad / 3.5 TOG / 3-12M — Fruit Salad / 3.5 TOG / 8-24M — Fruit Salad / 3.5 TOG / 2-4Y",
      "source_type": "listing",
      "source_url": "https://ergopouch-us.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:17:22.303Z"
    },
    {
      "ref": "p1.f7",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG",
      "field": "customer rating",
      "value": "The store's own product page shows an average customer rating of 4.9 out of 5 stars from 2,128 reviews.",
      "stated_as": "Rated 4.9 out of 5 stars",
      "source_type": "guide",
      "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-fruit-salad",
      "source_read_at": "2026-10-12T03:52:57.845Z"
    },
    {
      "ref": "p2.f6",
      "product": "ergoPouch Cocoon Swaddle Sack 3.5 TOG",
      "field": "expert recommendation",
      "value": "A sleep consultant recommends the 3.5 TOG Cocoon as one of her favourite newborn sleep products, especially for winter, because it keeps arms and hands warm and avoids piling on blankets.",
      "stated_as": "A sleep consultant recommends the 3.5 TOG Cocoon as one of her favourite newborn sleep products, especially for winter, because it keeps arms and hands warm and avoids piling on blankets.",
      "source_type": "blog",
      "source_url": "https://www.ergopouch.com.au/blogs/product-information/a-review-of-the-new-ergopouch-3-5-tog-cocoon-swaddle-bag",
      "source_read_at": "2026-10-11T23:20:39.749Z"
    },
    {
      "ref": "p2.f10",
      "product": "ergoPouch Cocoon Swaddle Sack 3.5 TOG",
      "field": "sizes",
      "value": "The store data lists variants in sizes 0000, 0-3M, 3-6M and 6-12M.",
      "stated_as": "Dragonflies / 3.5 TOG / 0000 — Dragonflies / 3.5 TOG / 0-3M — Dragonflies / 3.5 TOG / 3-6M — Dragonflies / 3.5 TOG / 6-12M",
      "source_type": "listing",
      "source_url": "https://ergopouch-us.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:17:22.303Z"
    },
    {
      "ref": "p2.f11",
      "product": "ergoPouch Cocoon Swaddle Sack 3.5 TOG",
      "field": "TOG rating",
      "value": "The structured product data lists a TOG Rating of 3.5 TOG.",
      "stated_as": "\"additionalProperty\":[{\"@type\":\"PropertyValue\",\"name\":\"TOG Rating\",\"value\":\"3.5 TOG\"}]",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/cocoon-swaddle-sack-3-5-tog-dragonflies",
      "source_read_at": "2026-10-11T23:20:08.081Z"
    },
    {
      "ref": "p3.f1",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG Dragonflies",
      "field": "sizes",
      "value": "The Sleep Suit Sack 3.5 TOG in Dragonflies comes in four sizes: 3-12M, 8-24M, 2-4Y and 4-6Y.",
      "stated_as": "Dragonflies / 3.5 TOG / 3-12M — Dragonflies / 3.5 TOG / 8-24M — Dragonflies / 3.5 TOG / 2-4Y — Dragonflies / 3.5 TOG / 4-6Y",
      "source_type": "listing",
      "source_url": "https://ergopouch-us.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:17:22.303Z"
    },
    {
      "ref": "p3.f3",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG Dragonflies",
      "field": "temperature range",
      "value": "The maker says the 3.5 TOG is suitable for room temperatures of 53-65°F.",
      "stated_as": "our ultra-warm 3.5 TOG, suitable for temperatures 53-65°F",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/collections/3-5-tog/products/winter-sleep-suit-sack-bundle-copy",
      "source_read_at": "2026-10-12T03:58:13.749Z"
    },
    {
      "ref": "p3.f7",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG Dragonflies",
      "field": "TOG rating",
      "value": "The sleep sack is rated 3.5 TOG.",
      "stated_as": "3.5 TOG",
      "source_type": "guide",
      "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-dragonflies",
      "source_read_at": "2026-10-12T04:20:23.589Z"
    },
    {
      "ref": "p3.f11",
      "product": "ergoPouch Sleep Suit Sack 3.5 TOG Dragonflies",
      "field": "customer rating",
      "value": "The product page shows a customer rating of 4.9 out of 5 stars from 2,128 reviews.",
      "stated_as": "Rated 4.9 out of 5 stars",
      "source_type": "guide",
      "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-dragonflies",
      "source_read_at": "2026-10-12T04:20:23.589Z"
    },
    {
      "ref": "p4.f4",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved",
      "field": "Sizes",
      "value": "The Daisies 3.5 TOG Sleeved sleep sack comes in three sizes: 2-4Y, 3-12M and 8-24M.",
      "stated_as": "Daisies / 3.5 TOG / 2-4Y — Daisies / 3.5 TOG / 3-12M — Daisies / 3.5 TOG / 8-24M",
      "source_type": "listing",
      "source_url": "https://ergopouch-us.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:17:22.303Z"
    },
    {
      "ref": "p4.f5",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved",
      "field": "TOG rating",
      "value": "The sleep sack carries a 3.5 TOG rating, shown at the top of the product page.",
      "stated_as": "3.5 TOG",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-daisies",
      "source_read_at": "2026-10-12T02:49:35.689Z"
    },
    {
      "ref": "p5.f6",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Elephant Parade",
      "field": "TOG rating",
      "value": "The product is rated 3.5 TOG.",
      "stated_as": "3.5 TOG",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-elephant-parade",
      "source_read_at": "2026-10-12T03:01:50.952Z"
    },
    {
      "ref": "p5.f8",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Elephant Parade",
      "field": "sizes",
      "value": "It is available in three sizes: 3-12M, 8-24M and 2-4Y.",
      "stated_as": "\"size\":[{\"@type\":\"SizeSpecification\",\"name\":\"3-12M\"},{\"@type\":\"SizeSpecification\",\"name\":\"8-24M\"},{\"@type\":\"SizeSpecification\",\"name\":\"2-4Y\"}]",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-elephant-parade",
      "source_read_at": "2026-10-12T03:01:50.952Z"
    },
    {
      "ref": "p5.f12",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Elephant Parade",
      "field": "rating",
      "value": "The product page shows an average rating of 4.8 out of 5 from 515 reviews.",
      "stated_as": "Rated 4.8 out of 5 stars\n515 Reviews",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-elephant-parade",
      "source_read_at": "2026-10-12T03:01:50.952Z"
    },
    {
      "ref": "p6.f6",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Dragonflies",
      "field": "TOG rating",
      "value": "The warmth rating of this sleep sack is 3.5 TOG.",
      "stated_as": "3.5 TOG",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-dragonflies",
      "source_read_at": "2026-10-12T03:05:24.752Z"
    },
    {
      "ref": "p6.f7",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Dragonflies",
      "field": "sizes",
      "value": "The sleep sack is sold in three sizes: 3-12M, 8-24M and 2-4Y.",
      "stated_as": "{\"@type\":\"SizeSpecification\",\"name\":\"3-12M\"},{\"@type\":\"SizeSpecification\",\"name\":\"8-24M\"},{\"@type\":\"SizeSpecification\",\"name\":\"2-4Y\"}",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-dragonflies",
      "source_read_at": "2026-10-12T03:05:24.752Z"
    },
    {
      "ref": "p6.f9",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Dragonflies",
      "field": "store rating",
      "value": "The maker's page shows an average customer rating of 4.8 out of 5 stars from 515 reviews.",
      "stated_as": "Rated 4.8 out of 5 stars",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-dragonflies",
      "source_read_at": "2026-10-12T03:05:24.752Z"
    },
    {
      "ref": "p7.f3",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Willow",
      "field": "TOG rating",
      "value": "The sleep sack is rated 3.5 TOG.",
      "stated_as": "3.5 TOG",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-willow",
      "source_read_at": "2026-10-12T03:20:07.182Z"
    },
    {
      "ref": "p7.f6",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Willow",
      "field": "sizes",
      "value": "The 3-12M, 8-24M and 2-4Y sizes are offered.",
      "stated_as": "\"size\":[{\"@type\":\"SizeSpecification\",\"name\":\"3-12M\"},{\"@type\":\"SizeSpecification\",\"name\":\"8-24M\"},{\"@type\":\"SizeSpecification\",\"name\":\"2-4Y\"}]",
      "source_type": "guide",
      "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-willow",
      "source_read_at": "2026-10-12T03:20:07.182Z"
    },
    {
      "ref": "p7.f7",
      "product": "ergoPouch Sleep Sack 3.5 TOG Sleeved Willow",
      "field": "customer rating",
      "value": "Buyers rating this sleep sack on the product page give it 4.8 out of 5 stars across 515 reviews, so the overall satisfaction shown is very high.",
      "stated_as": "Buyers rating this sleep sack on the product page give it 4.8 out of 5 stars across 515 reviews, so the overall satisfaction shown is very high.",
      "source_type": "guide",
      "source_url": "https://ergopouch-us.myshopify.com/products/sleep-sack-3-5-tog-willow",
      "source_read_at": "2026-10-12T03:20:05.270Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8261741740201",
      "name": "ergoPouch Sleep Suit Sack 3.5 TOG Dragonflies",
      "url": "/products/ucp/ergopouch-com/8261741740201",
      "why": "The maker says the 3.5 TOG is suitable for room temperatures of 53-65°F.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": {
            "field": "TOG rating",
            "value": "The sleep sack is rated 3.5 TOG.",
            "stated_as": "3.5 TOG",
            "source_type": "guide",
            "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-dragonflies",
            "source_read_at": "2026-10-12T04:20:23.589Z"
          }
        },
        {
          "column": "Room temperature",
          "fact": {
            "field": "temperature range",
            "value": "The maker says the 3.5 TOG is suitable for room temperatures of 53-65°F.",
            "stated_as": "our ultra-warm 3.5 TOG, suitable for temperatures 53-65°F",
            "source_type": "guide",
            "source_url": "https://www.ergopouch.com/collections/3-5-tog/products/winter-sleep-suit-sack-bundle-copy",
            "source_read_at": "2026-10-12T03:58:13.749Z"
          }
        },
        {
          "column": "Sizes",
          "fact": {
            "field": "sizes",
            "value": "The Sleep Suit Sack 3.5 TOG in Dragonflies comes in four sizes: 3-12M, 8-24M, 2-4Y and 4-6Y.",
            "stated_as": "Dragonflies / 3.5 TOG / 3-12M — Dragonflies / 3.5 TOG / 8-24M — Dragonflies / 3.5 TOG / 2-4Y — Dragonflies / 3.5 TOG / 4-6Y",
            "source_type": "listing",
            "source_url": "https://ergopouch-us.myshopify.com/products.json",
            "source_read_at": "2026-10-11T07:17:22.303Z"
          }
        },
        {
          "column": "Customer rating",
          "fact": {
            "field": "customer rating",
            "value": "The product page shows a customer rating of 4.9 out of 5 stars from 2,128 reviews.",
            "stated_as": "Rated 4.9 out of 5 stars",
            "source_type": "guide",
            "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-dragonflies",
            "source_read_at": "2026-10-12T04:20:23.589Z"
          }
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8279849795753",
      "name": "ergoPouch Cocoon Swaddle Sack 3.5 TOG",
      "url": "/products/ucp/ergopouch-com/8279849795753",
      "why": "A sleep consultant recommends the 3.5 TOG Cocoon as one of her favourite newborn sleep products, especially for winter, because it keeps arms and hands warm and avoids piling on blankets.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": {
            "field": "TOG rating",
            "value": "The structured product data lists a TOG Rating of 3.5 TOG.",
            "stated_as": "\"additionalProperty\":[{\"@type\":\"PropertyValue\",\"name\":\"TOG Rating\",\"value\":\"3.5 TOG\"}]",
            "source_type": "guide",
            "source_url": "https://www.ergopouch.com/products/cocoon-swaddle-sack-3-5-tog-dragonflies",
            "source_read_at": "2026-10-11T23:20:08.081Z"
          }
        },
        {
          "column": "Room temperature",
          "fact": null
        },
        {
          "column": "Sizes",
          "fact": {
            "field": "sizes",
            "value": "The store data lists variants in sizes 0000, 0-3M, 3-6M and 6-12M.",
            "stated_as": "Dragonflies / 3.5 TOG / 0000 — Dragonflies / 3.5 TOG / 0-3M — Dragonflies / 3.5 TOG / 3-6M — Dragonflies / 3.5 TOG / 6-12M",
            "source_type": "listing",
            "source_url": "https://ergopouch-us.myshopify.com/products.json",
            "source_read_at": "2026-10-11T07:17:22.303Z"
          }
        },
        {
          "column": "Customer rating",
          "fact": null
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8279849730217",
      "name": "ergoPouch Sleep Suit Sack 3.5 TOG",
      "url": "/products/ucp/ergopouch-com/8279849730217",
      "why": "The structured product data gives the thermal rating as 3.5 TOG.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": {
            "field": "TOG rating",
            "value": "The structured product data gives the thermal rating as 3.5 TOG.",
            "stated_as": "{\"@type\":\"PropertyValue\",\"name\":\"TOG Rating\",\"value\":\"3.5 TOG\"}",
            "source_type": "guide",
            "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-fruit-salad",
            "source_read_at": "2026-10-12T03:52:57.845Z"
          }
        },
        {
          "column": "Room temperature",
          "fact": null
        },
        {
          "column": "Sizes",
          "fact": {
            "field": "sizes",
            "value": "The Fruit Salad print is listed in three size runs: 3-12M, 8-24M and 2-4Y.",
            "stated_as": "Fruit Salad / 3.5 TOG / 3-12M — Fruit Salad / 3.5 TOG / 8-24M — Fruit Salad / 3.5 TOG / 2-4Y",
            "source_type": "listing",
            "source_url": "https://ergopouch-us.myshopify.com/products.json",
            "source_read_at": "2026-10-11T07:17:22.303Z"
          }
        },
        {
          "column": "Customer rating",
          "fact": {
            "field": "customer rating",
            "value": "The store's own product page shows an average customer rating of 4.9 out of 5 stars from 2,128 reviews.",
            "stated_as": "Rated 4.9 out of 5 stars",
            "source_type": "guide",
            "source_url": "https://ergopouch-us.myshopify.com/products/sleep-suit-sack-3-5-tog-fruit-salad",
            "source_read_at": "2026-10-12T03:52:57.845Z"
          }
        }
      ]
    },
    {
      "rank": 4,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8261737021609",
      "name": "ergoPouch Sleep Sack 3.5 TOG Sleeved",
      "url": "/products/ucp/ergopouch-com/8261737021609",
      "why": "The sleep sack carries a 3.5 TOG rating, shown at the top of the product page.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": {
            "field": "TOG rating",
            "value": "The sleep sack carries a 3.5 TOG rating, shown at the top of the product page.",
            "stated_as": "3.5 TOG",
            "source_type": "guide",
            "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-daisies",
            "source_read_at": "2026-10-12T02:49:35.689Z"
          }
        },
        {
          "column": "Room temperature",
          "fact": null
        },
        {
          "column": "Sizes",
          "fact": {
            "field": "Sizes",
            "value": "The Daisies 3.5 TOG Sleeved sleep sack comes in three sizes: 2-4Y, 3-12M and 8-24M.",
            "stated_as": "Daisies / 3.5 TOG / 2-4Y — Daisies / 3.5 TOG / 3-12M — Daisies / 3.5 TOG / 8-24M",
            "source_type": "listing",
            "source_url": "https://ergopouch-us.myshopify.com/products.json",
            "source_read_at": "2026-10-11T07:17:22.303Z"
          }
        },
        {
          "column": "Customer rating",
          "fact": null
        }
      ]
    },
    {
      "rank": 5,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8712495595689",
      "name": "ergoPouch Sleep Sack 3.5 TOG Sleeved Elephant Parade",
      "url": "/products/ucp/ergopouch-com/8712495595689",
      "why": "The product is rated 3.5 TOG.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": {
            "field": "TOG rating",
            "value": "The product is rated 3.5 TOG.",
            "stated_as": "3.5 TOG",
            "source_type": "guide",
            "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-elephant-parade",
            "source_read_at": "2026-10-12T03:01:50.952Z"
          }
        },
        {
          "column": "Room temperature",
          "fact": null
        },
        {
          "column": "Sizes",
          "fact": {
            "field": "sizes",
            "value": "It is available in three sizes: 3-12M, 8-24M and 2-4Y.",
            "stated_as": "\"size\":[{\"@type\":\"SizeSpecification\",\"name\":\"3-12M\"},{\"@type\":\"SizeSpecification\",\"name\":\"8-24M\"},{\"@type\":\"SizeSpecification\",\"name\":\"2-4Y\"}]",
            "source_type": "guide",
            "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-elephant-parade",
            "source_read_at": "2026-10-12T03:01:50.952Z"
          }
        },
        {
          "column": "Customer rating",
          "fact": {
            "field": "rating",
            "value": "The product page shows an average rating of 4.8 out of 5 from 515 reviews.",
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            "source_type": "guide",
            "source_url": "https://www.ergopouch.com/products/sleep-sack-3-5-tog-elephant-parade",
            "source_read_at": "2026-10-12T03:01:50.952Z"
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        {
          "column": "Room temperature",
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        {
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            "field": "sizes",
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            "source_read_at": "2026-10-12T03:05:24.752Z"
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        },
        {
          "column": "Customer rating",
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            "source_type": "guide",
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          "column": "Warmth rating",
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            "source_read_at": "2026-10-12T03:20:07.182Z"
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          "column": "Room temperature",
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        {
          "column": "Sizes",
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            "source_read_at": "2026-10-12T03:20:07.182Z"
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        {
          "column": "Customer rating",
          "fact": {
            "field": "customer rating",
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            "source_read_at": "2026-10-12T03:20:05.270Z"
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}