Tree-Free Greetings cc33792 Hilarious Aunty Acid Double-Walled Cool Cup with Reusable Straw, Book Club, 16-Ounce Quality 16 ounce double-walled acrylic cool cup with reusable straw BPA Free and Proposition 65 compliant For cold beverages only - resists condensation Handwashing recommended "My book club only reads wine labels."