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  "page_id": "freezing-glass-baby-bottles",
  "url": "https://robotrunk.com/compare/want/freezing-glass-baby-bottles",
  "title": "Freezing Glass Baby Bottles",
  "question": "Can a glass baby bottle be frozen?",
  "answer": "Lifefactory 4oz Glass Baby Bottle: The bottle can be used to freeze liquids when following the Care & Use Guide. For freezing, store upright, do not fill to the top, and leave at least 2oz/58 ml of open space from the neck to allow for expansion and prevent glass breaking.\n\nDr. Brown's Anti-Colic Options+ Narrow Glass Baby Bottle: The glass bottles are heat and thermal shock-resistant and can withstand hot and cold temperatures and gradual temperature changes.",
  "kind": "baby bottle",
  "market": "US",
  "generated_at": "2026-10-25T20:03:50.559Z",
  "columns": [
    "Freezing",
    "Cold and heat tolerance"
  ],
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    "price": "Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live."
  },
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      "ref": "p1.f1",
      "product": "Lifefactory 4oz Glass Baby Bottle",
      "field": "freezing",
      "value": "The bottle can be used to freeze liquids when following the Care & Use Guide.",
      "stated_as": "Can be used to freeze liquids when following the Care & Use Guide",
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      "source_read_at": "2026-10-09T19:03:04.916Z"
    },
    {
      "ref": "p1.f6",
      "product": "Lifefactory 4oz Glass Baby Bottle",
      "field": "freezing instructions",
      "value": "For freezing, store upright, do not fill to the top, and leave at least 2oz/58 ml of open space from the neck to allow for expansion and prevent glass breaking.",
      "stated_as": "When freezing, store the bottle in an upright position. DO NOT FILL TO TOP. Leave a minimum of 2oz/58 ml of open space from neck of bottle to allow for expansion and prevent glass breaking while frozen.",
      "source_type": "guide",
      "source_url": "https://lifefactory.com/pages/faq",
      "source_read_at": "2026-10-10T04:29:51.032Z"
    },
    {
      "ref": "p2.f7",
      "product": "Dr. Brown's Anti-Colic Options+ Narrow Glass Baby Bottle",
      "field": "glass material",
      "value": "The glass bottles are heat and thermal shock-resistant and can withstand hot and cold temperatures and gradual temperature changes.",
      "stated_as": "Glass bottles are heat and thermal shock-resistant, which can withstand hot and cold temperatures, along with gradual temperature changes",
      "source_type": "listing",
      "source_url": "https://4f71f1-4.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:16:33.630Z"
    }
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      "rank": 1,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9577459220711",
      "name": "Lifefactory 4oz Glass Baby Bottle",
      "url": "/products/ucp/albeebaby-com/9577459220711",
      "why": "The bottle can be used to freeze liquids when following the Care & Use Guide.",
      "cells": [
        {
          "column": "Freezing",
          "fact": {
            "field": "freezing instructions",
            "value": "For freezing, store upright, do not fill to the top, and leave at least 2oz/58 ml of open space from the neck to allow for expansion and prevent glass breaking.",
            "stated_as": "When freezing, store the bottle in an upright position. DO NOT FILL TO TOP. Leave a minimum of 2oz/58 ml of open space from neck of bottle to allow for expansion and prevent glass breaking while frozen.",
            "source_type": "guide",
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            "source_read_at": "2026-10-10T04:29:51.032Z"
          }
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          "column": "Cold and heat tolerance",
          "fact": null
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      "rank": 2,
      "merchant": {
        "slug": "drbrownsbaby-com",
        "display_name": "drbrownsbaby.com"
      },
      "product_id": "gid://shopify/Product/9579600642325",
      "name": "Dr. Brown's Anti-Colic Options+ Narrow Glass Baby Bottle",
      "url": "/products/ucp/drbrownsbaby-com/9579600642325",
      "why": "The glass bottles are heat and thermal shock-resistant and can withstand hot and cold temperatures and gradual temperature changes.",
      "cells": [
        {
          "column": "Freezing",
          "fact": null
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}