Our 13" Large Heavy Duty Ceramic Cooking Stone is a must-have addition to any Kamado Chef's grilling arsenal. Use Grill Dome's 13" Large Heavy Duty Ceramic Cooking Stone to bake pizza, stromboli, calzones, breads, cookies and more! It can be used for baking or heat deflection (in-direct cooking). All of our ceramic stones are heavy duty and made from our Terapex Ceramics.