The addition of a bottle opener on the bottom is the final touch to make sure that you'll never want for anything so long as you have your koozie and a beer (or soda) to fill it. Source: Fix This ...

Koozies. They keep your hand from getting cold and your beer from getting warm—what could be better? One that keeps your beer cold for much, much longer, ...

Made of the same insulating, waterproof neoprene material as a standard drink koozie, the Beer Tie will help keep a can or bottle cold while also protecting your shirt underneath from getting ...

Researchers and students at the University of Washington in Seattle have conducted a very important study proving, once and for all, that koozies do in fact keep beverages cold. Here's the science ...