20X COLDER: the features double-walled stainless steel with an extra copper layer that keeps your drinks 20x colder than a standard neoprene can cooler EASY TO USE: it's a no-brainer to use the; simply push your can into the slim and the push-lock technology will keep it in place; when you're done drinking, unscrew the gasket to remove the empty can NO SWEAT: there won't be condensation on the no matter how cold your drink is; so no more sweaty palms from holding your cans or leaving ugly