GreenPans Thermolon healthy ceramic nonstick coating is free of PFAS PFOA lead and cadmium so it wont release toxic fumes even if its accidentally overheated This collections diamondreinforced coating is incredibly durable The lightweight forged aluminum body delivers remarkable control plus it heats and cools faster than cast iron The unique shape optimizes air flow for maximum heat circulation and retention Oven safe up to 600F lid up to 425F