Guzzini Transparent Aqua Tumbler, 15-1/2-Ounce Capacity These curvy glasses offer a modern look in your home Made from thick, food-safe SAN plastic for regular, every day use Available in various colors and sizes to compliment any outdoors or informal gathering Holds 15-1/2-Fluid Ounces; Measures 3-1/2 by 5-Inches Dishwasher safe; Certified by Italian Plastics Institute