20 oz. Stainless Steel Mug featuring a double-wall, vacuum insulation with a clear, slider lid. Laser etched with the CLHS Wavelength Logo. They are 2X heat and cold resistant compared to other tumblers. Polar Camels are made from 18/8 gauge stainless steel (18% chromium/8% nickel) - also known as Type 304 Food Grade.
