Food Grade Silicone Molds, Resin Casting Molds, For UV Resin, Epoxy Resin Jewelry Making, Crown, WhiteSize: about 27mm wide, 19mm long, 8mm thick; inner diameter: 16x23mm.The color of the Food Grade Silicone mold is random white or clear.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.