Ice Cube Tray Series. In summer simply indispensable - or who wants to sip his cocktail without ice cubes? HAY relies on this kitchen utensil on the modern, food safe and dishwasher-safe silicone. The advantage of choosing materials. From the flexible material, the ice cubes are easier to squeeze out - no more helpless fumbling and hitting more! In addition to pure water, finely chopped herbs can also be mixed with water or juices for the next soup, berries or zest of lemons and limes for more exciting cocktails.