This has been a long running joke that Elon Musk would buy a fizzy-drink soda and put the something back in. I painted this portrait and now offer it on many items. Enjoy your favorite beverage in this one of a kind tumbler. This stainless, small-size tumbler is vacuum-insulated and built to last. It's perfect for showing off your style on the road, at the office, or in the countryside. .: Materials: stainless steel (body), plastic and rubber (lid) .: Vacuum insulated steel body with a clear push on lid with a rubber gasket (no lid cap) .: One size: 10oz (0.3 l) .: Rounded corners