Non-stick, easy to separate, easy to clean, eco-friendly,low carbon, can be recycled, resistance to low temperature minus 40 degrees, high temperature 230 degrees, uniform heating and cooling. mold is silicone, eco-friendly, , flexible, reusable and Suitable for keychain, pendant, jewelry, crafts making, etc. Simple and useful, healthfulness, corrosion resistant and adaptability Perfect for you and your family together.