15 oz. White Vacuum Polar Camel Insulated Mug w/Slider Lid and USASMDC EmblemThis great coffee style mug is a 15 oz. Stainless Steel Polar Camel brand that features double wall, vacuum insulation with a clear, slider lid. They are 2X heat and cold resistant compared to other tumblers. Polar Camels are made from 18 8 guage stainless steel (18% chromium 8% nickel) also known as Type 304 Food Grade. Of course, it comes with the U. S. Army Space and Missile Defense Command emblem.