Broil King 69712 Flat Grill Topper The Broil King Imperial flat topper is made with high grade 1.2mm stainless steel 15.5 inches x 13 inches with a design that gives you more cooking space Raised edges keep foods contained within the topper cooking surface Oversized 10mm stainless steel handles and square, raised perforations add to its rigidity Raised perforations also help keep food from sticking