1.100% food grade silicone material 2.Endure - 40 to 240c 3.Safe for oven micr Siicone lunch box / microwave food container features:1.100% food grade silicone with FDA & LFGB approved2. Temperature: -40~230 centigrade3. Safe for dishware,microware, oven, freezer, easy to clean and remove4. No abnormal odour or staining5. Eco-Friendly, Softness, Non-stick ,Anti-dust6. Flexible, lightweight and ...