Features: Heat resistance, baking resistance, heat resistance -40 to +230 (Celsius), apply to ovens or microwave ovens. Anti-aging, durable, and can be reused, innovative styling, jelly, conditioning food, chocolate, Boudin, fruit pie and other food. To use the best,or not to use. American -FDA certified non-toxic silicone material. Food grade silicone, suitable for making cake, pizza, bread, Mu Si, jelly, conditioning food, chocolate, Boudin, fruit pie and other food.