Floor brushes specially designed with many applications. Example: the brush at a time can push the water, the brush can drain the water, and so on. Filament of brush is hard and strong suitable for the hard and roungh surface of the floor / wall, such as concrete floors, pools, walkways, showroom, etc. Product of Heavy Duty Brush and Heavy Duty Brush Refill are available in 5 colors (assorted): Blue, Green, Red and Yellow