G S I Outdoors 79321 Drinking Glass; Stemless White Wine Glass; Clear; Copolyester Plastic; 11.5 Ounce; Single Features Made Of BPA-Free Copolyester Provides Excellent Impact Resistance Suitable For Both Warm And Cold Beverages Unique Profile Provides A Secure, Ergonomic Grip While Helping To Prevent Glass From Tipping Over No Supplier Warranty The stem-less design of this white wine glass creates a very low center of gravity for surprising stability even on rocky, unstable camp terrain or rickety camp tables.