Boardwalk® Floor Brush Head is the economical and reliable choice for sweeping floors in industrial settings with heavy foot traffic. The hardwood block is strong and durable for lasting use. Equipped with two threaded handle holes. Handles sold separately. Can be used on indoor or outdoor surfaces to push away dirt, dust, and debris. Great for offices, lobby areas, communal spaces, stairways, warehouses, retail stores, and kitchens. Hardwood Block-Flagged Polypropylene Bristles. Bristle Material: Polypropylene; Brush Length: 18"; Bristle Length: 3"; Bristle Color: Gray.