Description: Silicone mold is flexible, durable and reusable Excellent protection on nature, eco-friendly and non-toxic It can be used as resin, crystal, cabochon, polymer clay, etc. Working temperature is between -40? to 230? Material: Silicone Size: Approx. 11x10cm / 4.29x3.9inch Package Includes: 3 Piece Silicone Molds