Hilarious Aunty Acid Magical Substance Large Coffee Mug, 15-Ounce Cup lm43794, Funny, Unique, Gag Gifts for Coffee Lovers, Office, Tree-Free Greetings Vibrantly printed, large 15 oz ceramic coffee mug with comfortable full sized handle. Great for coffee and tea. Gift box included Dishwasher safe, although hand washing is recommended. 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 gift for the coffee lover in your life. Makes a cool, fun present for Christmas, birthdays, or "just because" for any coffee enthusiast "Coffee, a magical substance, that turns 'Leave me alone or die' into 'Good morning, Honey.' " by The Backland Studio