This product contains PTFE, Aluminum, Stainless Steel (Iron, Chromium, Nickel, Manganese, Copper, Phosphorus) For more information about chemicals in this product visit Pieces In Set: 10Included: 1 1.5 Qt. Saucepan(s) With Lid(s), 1 3 Qt. Saute Pan(s) With Lid(s), 1 2.5 Qt. Saucepan(s) With Lid(s), 1 6 Qt. Stock Pot(s) With Lid(s)Features: Non-Stick, Heat Resistant Handle, Hard AnodizedCooktop Compatibility: GasMaximum Temp (f): 450 Degrees FCare: Hand WashMaterial: AluminumCountry of Origin: Made in US Calphalon Hard Anodized Non-Stick 10-pc. Cookware Set