Reusable 16 oz. (473 mL) Plastic party cup like the ones you used to play beer pong in college. Made of double-wall tri-edge Plastic (similar to Polypropylene Plastic). Designed for use with hot and cold beverages. Do not microwave. Hand-wash only. BPA-free. USA made. Optional sip-through lid available for an additional fee of $0.39(G).