Weber 7534  Gas Grill Flavorizer Bars (21.5 x 1.7 x 1.7) Patented steel bars create delicious, barbecue flavor Works by vaporizing juices and fats to create smoke Porcelain-enameled steel for even heat distribution For use with Weber Spirit 500 and Genesis Silver A grills Flavorizer bars come five in a pack Constructed with porcelain enameled steel for corrosion-resistance and long-lasting use Patented steel bars create delicious, barbecue flavor Works by vaporizing juices and fats to create smoke Porcelain-enameled steel for even heat distribution. Individual Carton Dimensions : 3.5 Inch H x 5.5 Inch W x 25 Inch D For use with Weber Spirit 500 and Genesis Silver A grills Flavorizer bars come five in a pack