Widely Application Concrete Mold for Casting Trays & Plates: with shiny and smooth , this silicone plate mold can be widely used for resin, comcrete, jesmonite,ceramic,plaster, raysin and more. The more fine the compound you use, the more smooth the tray be. Premium Quality Silicone Molds for Tray; Finished Tray dimension: 17/25/30cm outer diameter with 2cm Height. Shiny & Smooth Tray Silicone molds to make your own trays with strip sepcial design to make perfect decorative trays/plates. Silicone Casting Mold is Made of environmentally friendly silicone, oven-safe, and super easy to and clean.