PentaQ 4 Pieces Pizza Stone Set, 15" Pizza Stone for Grill and Oven with 10 Inch Stainless Steel Pizza Peel, Serving Rack and Pizza Cutter for Free, Cordierite Round Baking Stone: Our pizza stone set includes 1 * 15" round baking stone (diameter15 In, thickness 0. 6 In), 1* 10Inchs round stainless steel round pizza peel, 1* durable serving rack and 1*cutting wheel that makes perfect cuts. : Our cooking stone is made of high end cordierite, fired at a high temperature above 800 degrees(1472F), non toxic and durable, the pores of the stone will absorb the moisture in the dough and form a golden crispy skin. : 15 inch round by