Approved, Food-grade Silicone coating, non-Teflon, no harmful substance release in high temperature ,PTFE & PFOA FREE Adopts thickened 0.8mm carbon steel to accelerate even heat. Strengthened edge to convenient use and avoid warping. Ensure longer lifespan. Excellent non-stick can be achieved with less natural cooking oil. Less baking time and low energy consumption. Release easier Clean easier Quickly make high quality family dishes, afternoon tea, banquet desserts and other delicacies. Easy to deal with daily cooking, family dinner, friends gathering, festival celebrations, etc. Spend less time and have more fun