Brown carbon steel with premium nonstick coating. Warp-resistant, rolled rims with wide handles. Dimensions: 9L x 9W in.; Weight: 1.4 lbs.. TOTAL Food Release System is PFOA-free, nonstick, and safe for metal utensils. Oven-safe to 450 degrees F. Hand wash recommended. Ideal for thick brownies or square cakes, the Circulon Symmetry 9 in. Square Nonstick Cake Pan is just the right size for your favorite recipes. This square cake pan is built from heavy-duty, brown carbon steel and features a premium nonstick coating plus warp-resistant rolled rims. Wide handles make it easy to use and this cake pan is oven-safe to 450 degrees.