The double-walled Tervis Trailer Bears Tumbler offers all the benefits of stainless steel and can be enjoyed with the exclusive Tervis Trailer Bears Camper design. This design is printed with eco-friendly plant-based inks directly on the stainless surface. This 30-oz. tumbler includes a BPA-free, leak-resistant, easy-close hammer lid. Triple insulation reduces condensation and keeps your drink hot for up to 8 hours or cold for up to 24 hours. Copper-lined 18/8 stainless steel construction is durable, and the material won't retain tastes or odors. Triple insulation reduces condensation Keeps drinks hot for up to 8 hours & cold for up to 24 hours Includes BPA-free, leak-resistant, easy-close hammer lid | Tervis Trailer Bears 30- oz Stainless Steel Tumbler