Kettle Pizza KPB-18 Basic Kit for 18-1/2-Inch Kettle Grills Transforms 18-1/2-inch kettle grills into a pizza oven Heat remains stable because lid does not need to be removed to access food Made of 20 gauge, 304 grade stainless steel made in usa Use with a skillet to cook meats, fish or vegetables Works with charcoal or hardwood