Three Large Cooler Freeze Packs by Cooler Shock

• 3 PACK – BETTER THAN ICE – Extra large gel pack makes item slushy cold – Real reviews, Made in USA, USA phone support – coldest and longest lasting, guaranteed. Click “CoolerShock” at top of page to see all models
• THE KEY IS BURST COOLING at 18 ℉ (- 8 ℃) Actually Accelerates Cooling! – 7.5 mil thick flexible 3 layer foil & nylon pack – Detailed use guide right on pack
• SHIPPED w/ CS DRY MIX – you add water & save $. Simple zip & iron process or choose screw cap. USA phone support
• 140,000 + SOLD ON AMAZON – Non-hazardous, child safe. Lasts up to 48 hours – Now with safer rounded corners
• 3 REUSABLE PACKS REPLACES 20 POUNDS OF ICE, no dirty water in your cooler! Available w/ screw caps, ready to use and half size packs -100% money back guarantee! Voted #1 in 2017 Wiki EzVid Cooler Ice Pack competition!

I have several Cooler Shock freeze packs and they are amazing.  The are made of thick mylar and come in several sizes and configurations.

Update: Since this post was published the price, availability or promotion has changed.  Check the product page for current description, price and availability.  Also: Today’s Deals on Amazon

3X Lg. Zero°F Cooler Freeze Packs 10″x14″ – No More Ice! Cooler Shock Replaces Ice and is Reusable – Easy Fill – You Add Water and Save! – 12lbs Total

Also: Homebrew Related Uses for Ice Packs