30 oz. Stainless Steel 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. These Tumblers are made from 18/8 guage stainless steel (18% chromium/8% nickel) – also known as Type 304 Food Grade.
Seamless construction so there is no leak point. No non-slip base.
The stainless steel band at the top without coating is approximately 1/2″(H).