Premium Birthday Gift For Mom, Coworker, Girlfriend, Even Best Friend Gifts My Favorite Heifer Polar Camel 12oz Stemless Wine Tumbler w/Lid12 oz. Stainless Steel Polar Camel Stemless Wine Glasses feature double-wall, vacuum insulation with a clear lid. They are 2X heat & cold resistant compared to glass or plastic wine glasses. Polar Camels are made from 18/8 gauge stainless steel (18% chromium/8% nickel) - also know as Type 304 Food Grade. Cleaning Instructions: Not recommended for dishwashers, hand wash only. Maximum printing area approximately: 3(h) x 3(w). Single image only! Overall Size: 3 1/2(W) x 4 3/8(H) Top opening: 2 7/8 (D) Premium Birthday Gift For Mom, Coworker, Girlfriend, Even Best Friend Gifts My Favorite Heifer Polar Camel 12Oz Stemless Wine Tumbler W/Lid