Mushroom DIY Pendant Silicone Molds, for Keychain Making, Resin Casting Molds, For UV Resin, Epoxy Resin Jewelry Making, Dodger BlueSize: about 1.61 inch(41mm) wide, 1.97 inch(50mm) long.Temperature Limit: This mold permitted useful temperature range is between -20â to 200â.