Constructed from carbon steel/nano-silica/acacia wood. Suitable for gas / halogen / induction / radiant / solid hotplate stove tops. High heat resistance enables the lotus rock pan to impart a smoky aroma to food and high ridges allos fat to deter away from ing Metal utensil safe. Add a small amount of oil before cooking to create surface for a optimal cooking experience. For best results cook on low-medium heat. Hand wash only recommended. Made in China.