The OXO Non-Stick Pro Cake Pan features smooth, seamless bottom corners for easycleaning, and square rolled top edges for structure, strength, and durabilityand a secure grip when handling. The side walls are straight for making uniformlayer cakes. Micro-textured patterns on the surface ensure even airflow and even baking. Each cake pan is constructed of aluminized steel, ceramic reinforced, and has a two-layer coating. 9 inch Diameter. PFOA Free. Dishwasher Safe. Made in the USA.