Guaranteed to keep your drink much colder than without! Made In The USA. Fits slim 12oz cans. Our patent-pending Cryo-Lok system traps the cold in while blocking out the heat, all while keeping your hand warm. The 22below | Slim folds easily to store in your back pocket. Make no mistake about it, this is the most innovative can-cooling system on the market today. Fits: Mich Ultra | Truly | White Claw | Henry's Hard | Corona Light | Red Bull | Bon n VIV | Smirnoff