Commercial Grade 0.8mm Thickened Carbon Steel - Our donut bakeware is made of thickened 0.8mm carbon steel to speed up even heating. Reinforced edges are easy to use and avoid warping. All are designed for longer service time. EASY TO USE - These donut cake pans have an excellent non-stick design, you can use less natural cooking oil when baking. Less baking time and low energy consumption. And it's also easy to release. Make You Chief - Our pastry pan molds will help you make high-quality home dishes quickly. It is also suitable for making delicacies such as afternoon tea and banquet desserts. Convenient for daily cooking, family dinners, friends gatherings, festival celebrations and more. FOOD GRADE MATERIAL - Non-stick, no harmful substance release at high temperature, PTFE and PFOA free.