15 oz. vacuum insulated double wall tumbler with clear AS pressure lid. 18/8 powder coated stainless steel with copper lining; flat carry handle; push on lid with silicone gasket seal and sliding lock. Keeps contents cold for 12 hours or hot for 6 hours. Not microwave safe; hand wash only. Packaged in retail box. Engraved with the Goodyear Wingfoot logo.