Olympia Kristallon Polycarbonate Tumbler Blue - 260ml 9oz (Box 12)Designed and made by Olympia Kristallon, these blue polycarbonate tumblers are colourful, chip resistant and virtually unbreakable. These tumblers are perfect for regular use in schools, hospitals, outdoor activity centres and other institutions where shatterproof crockery is essential to the day to day running of the food and beverage operation. Thanks to the veins and ribs that surround the cups, they can be stacked without causing a vacuum, so they