Tree-Free Greetings cc33902 Hilarious Aunty Acid Double-Walled Cool Cup with Reusable Straw, One Cat Short, 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 "Just one cat short of being a crazy cat lady."