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