Funny Aunty Acid Travel Mug, Stainless Lined Coffee Tumbler, 16-Ounce Lesson from Cats SG78388, Hilarious Gifts for Cat Lovers Tree-Free Greetings Premium quality 16-ounce insulated travel tumbler coffee mug for hot or cold beverages. Stainless steel inner layer, comfortably curved acrylic outer layer. BPA free and Proposition 65 compliant. Rocket seal prevents condensation from forming between acrylic outer and stainless inner. Hand wash only, not dishwasher safe. Aunty Acid delivers a daily dose of sarcastic, witty, comical, humorous and sassy adult humor to both men and women. This unique cup is a great addition to your desk and will be admired by co-workers This funny, novelty cat coffee mug is the perfect gift for the cat lovers in your life. Makes the perfect Christmas, birthday, or "just because" gift for any kitty owner and is sure to make them laugh "We could all learn a lesson from catswhen crap arrives, kick some grass over it and get on with you life." by the Backland Studio