Tree-Free Greetings sg24034 Brindle Boxer by John W. Golden 16-Ounce Sip 'N Go Stainless Steel Lined Travel Tumbler 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 brindle Boxer art by John W; Golden