Hilarious Aunty Acid Travel Cup with Reusable Straw, 16-Ounce, Real Friends, cc33829 - Funny Friendship Gifts for Best Friends - Tree-Free Greetings Quality 16 oz double-walled acrylic plastic cool travel cup with reusable straw BPA Free and Proposition 65 compliant. For cold beverages only. Handwashing recommended. 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 travel cup is sure to bring a smile to your face and makes the best gag, friendship, christmas, or birthday gift for your best friend. "A real friend is someone who knows how totally crazy you are but is still willing to be seen out with you in public" by The Backland Studio