20oz. Tumbler 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 tumbler. These tumblers are made from 18/8 gauge stainless steel (18% chromium/8% nickel) - also known as Type 304 Food Grade.
 
*Includes logo/name engraved on one side of the cup
*Stainless will be lasered black. All other colors laser will remove the coating leaving a stainless image/name.