{"product_id":"invert-heat-packs","title":"Invert Heat Packs","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eInvert Heat Packs\u003c\/strong\u003e are single-use warming packs designed for shipping live invertebrates during cold weather. They provide over 40 hours of heat, helping to keep isopods, springtails, and other invertebrates at safe temperatures during transit when ambient temperatures drop.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eWhat It Is\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA 40+ hour heat pack—the same type used by invertebrate suppliers across the UK for shipping tarantulas, isopods, mantids, and other temperature-sensitive animals. The pack activates when exposed to air and generates steady warmth for the duration of most next-day delivery timescales.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe ones we personally use and sell are from the UKs largest Invert seller (to my knowledge) The Spider Shop. So this product is used by them thousands of times per year directly as well as the backbone to winter shipping to probably hundreds of other invert hobbiests\/businesses.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eWhen You Need One\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeat packs are recommended during colder months, typically October through March in the UK, when overnight temperatures can drop low enough to harm invertebrates in transit.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eAdd a heat pack to your order when:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1.5 [li_\u0026amp;]:gap-1.5 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-2 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eOvernight temperatures at your location or the sender's location fall below 5°C\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eYou're ordering tropical species that are particularly cold-sensitive\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eWeather forecasts suggest cold snaps during the delivery window\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eYou want extra peace of mind during marginal conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eYou probably don't need one when:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1.5 [li_\u0026amp;]:gap-1.5 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-2 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eSummer months with reliably warm overnight temperatures\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eOrdering hardy temperate species during mild weather\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eLocal collection rather than postal delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eImportant Guidelines\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eTemperature limits:\u003c\/strong\u003e Heat packs may stop generating heat if exposed to freezing conditions (below 0°C). Even with a heat pack, avoid shipping when overnight temperatures are forecast below 5°C. The pack helps but isn't magic—it can't overcome genuinely freezing conditions.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eUse one per box:\u003c\/strong\u003e A single heat pack is sufficient for standard shipping boxes. Using multiple packs risks overheating the animals, which can be just as harmful as cold.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eNever place animals in direct contact:\u003c\/strong\u003e The heat pack should be wrapped or positioned so animals aren't sitting directly on or against it. Direct contact can cause heat stress or burns. Typically, suppliers wrap the heat pack in newspaper or place it in a separate section of the packaging.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCheck both locations:\u003c\/strong\u003e Weather can vary significantly between the sender's location and yours. Check forecasts for both postcodes before ordering in borderline conditions.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eConsider other factors:\u003c\/strong\u003e Bank holidays, postal strikes, severe weather warnings, or anything that might delay delivery increases cold exposure risk. If conditions look questionable, delay the order.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eHow PostPods Uses Heat Packs\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePostPods ships Monday to Thursday using Royal Mail next-day service. During cold months, we add a heat pack to your order helps protect your isopods during the overnight and delivery period. The pack is activated and placed in the shipping box before dispatch.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eCost and Value\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAt £1.49, heat packs are inexpensive insurance. Given that we (as a hobby) often post inverts in the post, adding one during winter months makes straightforward sense as it protects our animals on the way to their new homes. \u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eLimitations\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHeat packs are helpful but have limits:\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1.5 [li_\u0026amp;]:gap-1.5 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-2 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThey work best above freezing—below 0°C they may fail\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThey can't compensate for extended delays in freezing conditions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThey require proper positioning (not touching animals directly)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThey're single-use and cannot be reactivated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eWho Should Buy These\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRecommended for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1.5 [li_\u0026amp;]:gap-1.5 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-2 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAny winter orders (October–March)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eTropical species orders year-round in colder regions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eCustomers in Scotland, northern England, or other areas with colder overnight temperatures\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAnyone who wants peace of mind during marginal weather\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eOptional for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1.5 [li_\u0026amp;]:gap-1.5 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-2 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eSummer orders in mild conditions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eHardy European species during moderate weather\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eVery short transit times in warm conditions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Spider Shop","offers":[{"title":"Default Title","offer_id":56762212647294,"sku":null,"price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/0707\/2294\/files\/invert-heat-packs-5634962.jpg?v=1767449829","url":"https:\/\/postpods.co.uk\/products\/invert-heat-packs","provider":"Isopods For Sale UK | PostPods","version":"1.0","type":"link"}