One of our largest tumblers are the Classic 28 oz. Unbreakable Polycarbonate Plastic Ice Tea or Beverage Glasses. At 7 3/8 inches tall x 3 1/2 inches diameter, these large clear polycarbonate plastic tumblers are perfect for Iced Tea, Lemonade, and other beverages. These high-quality plastic tumblers are designed to replace fragile glass, and are sold by the individual piece (each). Polycarbonate plastic glasses are dishwasher safe (top rack, regular or normal cycles only, no heat dry cycle).