These Natural aluminum pans have premium gold nonstick interiors for easy release and cleaning. Our proprietary nonstick is time-tested and has proven to be especially durable and resistant to scratching. Encapsulated galvanized steel rims prevent warping. Made of aluminum for even heating and superior baking performance. Large surface area and fits in standard oven Baked goods rise and bake evenly due to aluminums superior heat conductivity and the reinforced encapsulated steel rim prevents warping NonStick interior for easy realease and clean-up, hand wash only Proudly made in the USA by Nordic Ware Actual color may vary slightly from what appears online