Silicone Molds, Resin Casting Molds, For UV Resin, Epoxy Resin Jewelry Making, Pyramid, WhiteSize: about 58.5mm wide, 58.5mm long, 55mm high; Inner Size: about 50mm wide, 50mm long, 50mm high.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.