Aunty Acid Funny Extra Large Mug, 20-Ounce Jumbo Coffee Cup, Hilarious Gag Gift for Office Coworkers, Crazy Aunt XM27763 - Tree-Free Greetings Jumbo 20 oz capacity ceramic mug with comfortable full-sized handle makes this the perfect mug for coffee, tea or soups Dishwasher and microwave safe. BPA free and Proposition 65 compliant. 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 coffee mug is the perfect way to say, "you're the best aunt ever!". It makes the perfect birthday, Chirstmas, or "just because gift" for the special Aunts in your life "I'm the crazy aunt everybody warns you about" by The Backland Studio