Bitch Please I'm A Flight Attendant - Insulated Ringneck Polar Tumbler Available tumbler colors: White, Sand, Lilac, Sage, Blush Color engraved: Black 20 oz. Stainless Steel Polar Camel Tumblers features double-wall vacuum insulation with a slider lid. The mug has a narrower bottom to fit most standard cup holders. It is 2X heat & cold resistant compared to a normal tumblers. Polar Camels are made from 18/8 gauge stainless steel (18% chromium/8% nickel) - also known as Type 304 Food Grade. Not recommended for dishwashers, hand wash only. Length 3 3/8" Height 6 7/8"