DIY Book Stand Silicone Molds, Resin Casting Molds, For UV Resin, Epoxy Resin Craft Making, WhiteSize: about 7.76 inch(197mm) wide, 11.81 inch(300mm) long, 0.33 inch(8.5mm) thick.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.