Set of 4 Durable Clear Working Glasses, 21-ounce, Elegant Party 4-pc Glassware Set Set of 4 unique durable drinking glasses, 21-ounce each. Ideal for beer, cocktails or as an everyday glass. Layers beautifully with a variety of dinnerware and table settings The set is safe to clean in the dishwasher. Makes a great housewarming gift.