30 ounce Polar Camel Tumbler
Stainless Steel Polar Camel Beverage Holderss feature double-wall, vacuum insulation. They are heat and cold resistant.
They are 2X heat and cold resistant compared to other tumblers. Polar Camels are made from 18/8 gauge stainless steel (18% chromium/8% nickel) - also known as Type 304 Food Grade.