20 oz. Stainless Steel by Polar Camel Tumblers features double-wall vacuum insulation with a clear 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.

Included lid is solid with an opening to drink from. The opening also accommodates a straw.

Lid upgrades are available.