Carlisle Pebble Optic Drinkware Tumblers, 12 ounce, Ruby (One Dozen Dishwasher Safe Break Resistant SAN Plastic Drinking Glasses),Carlisle Food Service Products" /> Attractive pebbled exterior hides scratches Easy Stack. Made of chip, shatter, and break resistant SAN plastic Has thick walled construction for sturdy feel Withstands temperatures ranging from 0 - 180 F / Dishwasher Safe Available in 6 sizes (5, 8, 9.5, 12, 16, & 20 ounce) & 3 colors (clear, ruby, smoke)