Culina Premium Nonstick Angel Food Cake Pan 5" Deep. 0.6 mm 0.6 mm thick carbon steel: sturdy, durable kitchen essential for daily use by professionals or homemade recipes 5" deep Classic Angel Food Cake Pan with a hollow bottom and a tube inside to help obtain desired fluff when the cake rises Double layer coating promotes slow and easy upside down release, protects against scratches. Chocolate brown color finish Dishwasher safe; Hand wash recommended to preserve nonstick quality over the years; Simply soak in warm soapy water and rinse! 100% Culina Satisfaction Guarantee