{
  "schema_version": "compare-page.v2",
  "page_id": "sleep-sacks-for-cooler-nights",
  "url": "https://robotrunk.com/compare/want/sleep-sacks-for-cooler-nights",
  "title": "Sleep sacks for cooler nights",
  "question": "Can a sleep sack be layered over pyjamas on cooler nights?",
  "answer": "ergoPouch Cocoon Swaddle Sack / Cocoon Swaddle Bag: The store page's structured product data records a TOG Rating of 3.5 TOG for this product. Testers of the 3.5 TOG reported their babies slept through cold nights that had previously woken them from being cold. Quincy Mae Jersey Sleep Bag Sage Stripe: It is described as an easy layering piece for bedtime routines. ergoPouch Jersey Sleep Suit Sack 0.2 TOG: The 0.2 TOG is classed as the Cool Pouch, for 22°C and above. No checked fact states whether any of these sacks can be worn over pyjamas.",
  "kind": "sleep sack",
  "market": "US",
  "generated_at": "2026-10-23T00:36:41.168Z",
  "columns": [
    "Warmth rating",
    "Cold nights",
    "Layering",
    "Room temperature"
  ],
  "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.f11",
      "product": "ergoPouch Jersey Sleep Suit Sack 0.2 TOG",
      "field": "Room temperature",
      "value": "The 0.2 TOG is classed as the Cool Pouch, for 22°C and above.",
      "stated_as": "0.2TOG\nCool Pouch\n22°C +",
      "source_type": "manual",
      "source_url": "https://www.ergopouch.com.au/pages/what-to-wear-guide",
      "source_read_at": "2026-10-12T02:57:22.013Z"
    },
    {
      "ref": "p4.f2",
      "product": "ergoPouch Cocoon Swaddle Sack / Cocoon Swaddle Bag",
      "field": "TOG rating",
      "value": "The store page's structured product data records a TOG Rating of 3.5 TOG for this product.",
      "stated_as": "\"name\":\"TOG Rating\",\"value\":\"3.5 TOG\"",
      "source_type": "guide",
      "source_url": "https://ergopouch-us.myshopify.com/products/cocoon-swaddle-sack-3-5-tog-oatmeal-marle",
      "source_read_at": "2026-10-12T00:03:03.939Z"
    },
    {
      "ref": "p4.f6",
      "product": "ergoPouch Cocoon Swaddle Sack / Cocoon Swaddle Bag",
      "field": "warmth in cold rooms",
      "value": "Testers of the 3.5 TOG reported their babies slept through cold nights that had previously woken them from being cold.",
      "stated_as": "Testers of the 3.5 TOG reported their babies slept through cold nights that had previously woken them from being cold.",
      "source_type": "blog",
      "source_url": "https://www.ergopouch.com.au/blogs/product-information/parents-review-the-3-5-cocoon-swaddle-bag",
      "source_read_at": "2026-10-12T00:03:19.892Z"
    },
    {
      "ref": "p5.f10",
      "product": "Quincy Mae Jersey Sleep Bag Sage Stripe",
      "field": "layering",
      "value": "It is described as an easy layering piece for bedtime routines.",
      "stated_as": "Easy layering piece for bedtime routines",
      "source_type": "guide",
      "source_url": "https://dd1dfe-a3.myshopify.com/products/quincy-mae-jersey-sleep-bag-sage-stripe-sage-0-6m",
      "source_read_at": "2026-10-10T16:06:20.418Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8279849861289",
      "name": "ergoPouch Cocoon Swaddle Sack / Cocoon Swaddle Bag",
      "url": "/products/ucp/ergopouch-com/8279849861289",
      "why": "The store page's structured product data records a TOG Rating of 3.5 TOG for this product.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": {
            "field": "TOG rating",
            "value": "The store page's structured product data records a TOG Rating of 3.5 TOG for this product.",
            "stated_as": "\"name\":\"TOG Rating\",\"value\":\"3.5 TOG\"",
            "source_type": "guide",
            "source_url": "https://ergopouch-us.myshopify.com/products/cocoon-swaddle-sack-3-5-tog-oatmeal-marle",
            "source_read_at": "2026-10-12T00:03:03.939Z"
          }
        },
        {
          "column": "Cold nights",
          "fact": {
            "field": "warmth in cold rooms",
            "value": "Testers of the 3.5 TOG reported their babies slept through cold nights that had previously woken them from being cold.",
            "stated_as": "Testers of the 3.5 TOG reported their babies slept through cold nights that had previously woken them from being cold.",
            "source_type": "blog",
            "source_url": "https://www.ergopouch.com.au/blogs/product-information/parents-review-the-3-5-cocoon-swaddle-bag",
            "source_read_at": "2026-10-12T00:03:19.892Z"
          }
        },
        {
          "column": "Layering",
          "fact": null
        },
        {
          "column": "Room temperature",
          "fact": null
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9615745417447",
      "name": "Quincy Mae Jersey Sleep Bag Sage Stripe",
      "url": "/products/ucp/albeebaby-com/9615745417447",
      "why": "It is described as an easy layering piece for bedtime routines.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": null
        },
        {
          "column": "Cold nights",
          "fact": null
        },
        {
          "column": "Layering",
          "fact": {
            "field": "layering",
            "value": "It is described as an easy layering piece for bedtime routines.",
            "stated_as": "Easy layering piece for bedtime routines",
            "source_type": "guide",
            "source_url": "https://dd1dfe-a3.myshopify.com/products/quincy-mae-jersey-sleep-bag-sage-stripe-sage-0-6m",
            "source_read_at": "2026-10-10T16:06:20.418Z"
          }
        },
        {
          "column": "Room temperature",
          "fact": null
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "ergopouch-com",
        "display_name": "ergopouch.com"
      },
      "product_id": "gid://shopify/Product/8261740724393",
      "name": "ergoPouch Jersey Sleep Suit Sack 0.2 TOG",
      "url": "/products/ucp/ergopouch-com/8261740724393",
      "why": "The 0.2 TOG is classed as the Cool Pouch, for 22°C and above.",
      "cells": [
        {
          "column": "Warmth rating",
          "fact": null
        },
        {
          "column": "Cold nights",
          "fact": null
        },
        {
          "column": "Layering",
          "fact": null
        },
        {
          "column": "Room temperature",
          "fact": {
            "field": "Room temperature",
            "value": "The 0.2 TOG is classed as the Cool Pouch, for 22°C and above.",
            "stated_as": "0.2TOG\nCool Pouch\n22°C +",
            "source_type": "manual",
            "source_url": "https://www.ergopouch.com.au/pages/what-to-wear-guide",
            "source_read_at": "2026-10-12T02:57:22.013Z"
          }
        }
      ]
    }
  ]
}