Celebrate Father's Day with our, To The Best Dad Ever, customized tumbler it is an excellent choice for daily use to keep 20oz of your favorite beverages hot or cold thanks to the double-wall insulation. Meanwhile, the stainless steel construction provides excellent durability and it's dishwasher safe for added convenience. .: Materials: stainless steel (body), plastic and rubber (lid) .: One size: 20oz (0.59 l) .: Rounded corners .: Vacuum insulated steel body with a clear push on lid with a rubber gasket (no lid cap) .: Glossy finish