Tree-Free Greetings sg23794 Hilarious Aunty Acid "Magical Substance" by The Backland Studio Ltd. 16 Oz Sip 'N Go Stainless Steel Lined 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 Handwash only, not dishwasher safe "Coffee, a magical substance, that turns 'Leave me alone or die' into 'Good morning, Honey.' "