Silicone Bead Molds, Resin Casting Molds, For UV Resin, Epoxy Resin Jewelry Making, Abacus, WhiteSize: about 7.1cm wide, 8.2cm long, 1.2cm thick, hole: 2.5mm; inner size: 16mm.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.