The Magnet Coolie with our Fletch Feather Camo™ pattern sticks to any metal surface which makes it perfect for outdoor activities such as hunting, tailgating, golfing, or in locker rooms, garages, kitchens and on ATV’s. Fits cans, bottles, aerosols, and more. Contains a neodymium magnet, one of the world's strongest and most powerful rare earth magnets. Made with 1/8" high density foam, this coolie absorbs condensation while keeping your drink cold.