The 12-Pack Kase Mate is the No Ice, Keep the Case, Cooler. It's designed to Keep 12-Packs of 12oz standard or slim can beverages cold for up to 7 hours - without ice! The Kase Mate makes enjoying cold drinks easier than ever before.  Key Features Keeps drinks cold without ice for up to 7 hours Made for convenience, ease of use. Just slide over the cold case... and go! Extremely lightweight, adds virtually no weight to the case The unique, stylish and simple design is a talking point at events Can use with a Kanga Beer Block to enhance performance Perfect for tailgates, barbeques, and golf outings 12-Pack Kase Mate holds a standard 12-pack case of 12oz standard or slim cans