The Weber Porcelain-Enameled Flavorizer Bars 7536 are designed specifically for the Spirit 300 grill models. Made from durable enameled material in a sleek black color, these flavor bars are compatible with Weber grills and are perfect for enhancing your outdoor cooking experience. This 5-pack of new Flavorizer Bars from Weber is a must-have accessory for any backyard chef looking to take their grilling skills to the next level.