Thermos™ vacuum insulation technology for maximum temperature retention. Flip-up lid is easy to use and clean. Ergonomically designed handle is comfortable to grip. Integrated handle and lid for convenience. Durable stainless steel interior and exterior. Sweat-proof design won’t leave water rings. Fingerprint resistant exterior clear coat. Keeps hot for 5 hours. Keeps cold for 21 hours. 16 oz. Fabric/Material: Stainless Steel. Colors shown are computer simulations of material colors.