Our custom 16 oz, 4 in 1 Cup & Koozie.  The double wall insulated, 304 Stainless Steel  is designed to keep your hot coffee warm for 6 hours and your cold beverages cold for up to 12 hours. Enjoy the convenience of our universal can cooler/warmer, suitable for cans and bottles up to 16oz.  No need to switch coolers anymore - drink whatever size beverage you prefer with ease. Versatile size compatiblity: Works with 16oz Beer bottle, 16oz Slim can, 12 oz standard can and 16 oz Drink Cup. Straw included.