Made of 100% good silicone Cleanroom production LFGB,FDA,SGS cert 100% ... silicone with FDA & LFGB approved 2. Temperature: -40~280 centigrade 3. Safe for dishware,microware, oven, freezer, easy to clean and ... Non-stick ,Anti-dust 6. Flexible, lightweight and portable, easy to store and transport7. Durable, long-standing, long life time ... OEM welcome 12. Reasonable price, high quality silicone cake molds