Wilton Chocolate Mould Hollow Form Trays Oval (3x) Make your own trays out of chocolate and make the tastiest snacks or desserts. When the trays are ready, you can fill them with fruit, ice cream, sweets or other delicious things. This is so delicious that you will even want (and be able) to eat the tray with it! The mould is made of plastic and has 3 hollow moulds.