Our top-rated Naturals®Bakeware collection is made of pure aluminum for superior heat conductivity and produces consistent evenly browned baked goods every time. These premium pans have a lifetime durability and will never rust. Encapsulated galvanized steel rims prevent warping. Creativity meets natural aluminum sustainability. Features: Even Heating Recommended Utensil Material: Nylon, Wood, Metal, Silicone Shape: Rectangle Measurements: 9.62 Width/Inches, 1.12 Height/Inches, 12.93 Depth/Inches Maximum Temp (f): 400 Degrees F Base Material: 100% Aluminum Care: Hand Wash Material: Aluminum Country of Origin: Made in US