20 oz. Stainless Steel Polar Camel Travel Mug features double-wall vacuum insulation with a clear lid. Customize this for bridal parties favors, monograms, sports team logo or a family photo. The mug has a narrower bottom to fit most standard cup holders. It is 2X heat & cold resistant compared to a normal travel mug and is lead free. Polar Camels are made from 18/8 gauge stainless steel (18% chromium/8% nickel) – also known as Type 304 Food Grade. Available in White or Silver.