No More Soggy Bottoms - MasterClass's award-winning perforated Crusty Bake bakeware lets moisture escape for crispier-than-ever results. Maximum Durability and Oven Safe up to 220C (428F) - Made of 1 mm thick electroplated carbon steel, it won't warp or rust.. Dishwasher, Fridge and Freezer Safe. BPA, PTFE and PFOA Free - with Quantum 2 non stick multilayer coating. MasterClass Crusty Bake Non-Stick Pizza Tray in Black