American Metalcraft Economy Rectangular Round Pizza Stone, 15" x 14", 3/8" thick. Dishwasher safe, ceramic baking stone, perfect for baking pizza, cookies, breads and other baked goods. Unlike pans that may cook edges faster than the center, the pizza stone distributes heat evenly and efficiently and creates a light, crispy crust. 15" x 14" Rectangle (38 x 35.6 cm).