This elegantly styled 20 oz tumbler maintains the temperature of your beverage. It is constructed with high quality steel. This 20 oz tumbler is made above industry standards. Features: 1. #304 Food grade stainless steel construction 2. Vacuum insulation 3. Copper plated inner wall 4. Seamless structure on side and bottom of inner wall 5. Stays hot for 8 hours 6. Stays cold for 16 hours
