Transform your favorite 40oz tumbler with our Neoprene Koozie with Strap and Pouch; available in 4 colors! Made with insulating neoprene, the koozie will keep your beverages colder longer! The adjustable strap extends up to 53 inches and features a handy pouch, perfect for holding and zipping up your phone (up to 5.78x2.82x.3 inches).