Broil King 64658 Palmyra Replacement Brush Heads – Pack of 3 provides a premium replacement part for your grill tool. These replacement heads feature durable palmyra wood fiber to offer a quality grill cleaning option. All natural fibers offer a stiff texture, while any lost bristles will burn off on a hot grill to prevent accidental consumption. These brush heads have been designed for use on warm grills below 450 degrees Fahrenheit.