Tree-Free Greetings sg24160 Thunder Basketball Fan Sip 'N Go Stainless Steel Lined Travel Tumbler, 16-Ounce Premium quality 16-ounce travel tumbler for hot or cold beverages Stainless steel inner, comfortably curved acrylic outer BPA free and Proposition 65 compliant Hand wash only, not dishwasher safe Hard to find Thunder Basketball Fan gear