Pendant Silicone Molds, Resin Casting Molds, For UV Resin, Epoxy Resin Jewelry Making, Star & Hexagon & Heart, Dark CyanSize: about 41.5mm wide, 62mm long, 7mm thick, hole: 3.5mm, inner size: star: 15x15mm, hexagon: 13.5x15mm, heart: 13.5x15mm.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.