For more information about chemicals in this product, visit: www.rangekleen.com/pages/chemical-information # Pieces In Set: 3 Included: 3 11 X 17 Inch Cookie Sheet(s) Features: Non Stick, Non-Stick, Oven Safe, Dishwasher Safe, Even Heating, Ptfe Free Manufacturer Warranty: 5 Year Limited Recommended Utensil Material: Wood, Silicone, Nylon Shape: Rectangle Measurements: 11 Depth/Inches, 17 Width/Inches Maximum Temp (f): 450 Degrees F Base Material: 100% Carbon Steel Bakeware Size: 11" X 17" Care: Dishwasher Safe, Hand Wash Decor Styles: Traditional Material: Steel Country of Origin: Imported