pie dish is made of durable and grade ceramic, it won't leach odors or metallic tastes into your food, ideal for daily use. 9 inch and 7 inch pie pan (interior dimension is 7.5 inch and 5.7 inch) , for baking apple pie, peach pie, pumpkin Pie or blueberry pie, pot pies, crisps, quiches and more. It can be used in oval, microave oven or oven. The outside color can be customized in large quantities.