KEEP YOUR DRINKS COLD: ARCTIC ICE Chillin' Brew packs are designed for use in a portable cooler to keep beer and beverages cold! Great for tailgating, day trips, traveling, barbecues and parties. Available in 5 Sizes: Small 0.75 lbs, Medium 1.5 lbs, Large 2.5 lbs, X-Large 5 lbs, and XX-Large 10 lbs. NON-TOXIC PRODUCT: The Arctic Ice Chillin’ Brew Series ice pack uses non-toxic, high performance “phase change materials,” or PCM’s, to keep cooler temperatures anywhere from ice cold to frozen. TRUSTED TESTING: In several tests, the Chillin' Brew Series panels have maintained food-safe temperatures for hours, even days without the risk of freezing. ARCTIC ICE: Compare long lasting ARCTIC ICE packs to other brands including Colpac Ice Packs, Engel Coolers, Rctic Coolers, Yeti Ice, Nek Ice Packs, Igloo Ice Packs and Igloo Cooler, Medela Ice Packs, Fit & Fresh Cool Coolers and Rubbermaid Ice Packs. MADE IN THE USA: All ARCTIC ICE packs are proudly made in the USA with a limited lifetime warranty. Freezes at 28.3 Degrees Fahrenheit 10.925"X8.661"X1.85" All natural product derived from vegetable oils Tested to be reusable up to 100,000 times Lasts much longer than ice