Tree-Free Greetings SG25013 I Heart Border Collies Sip 'N Go Stainless 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 Handwash only, not dishwasher safe Great for Border Collie lovers!