Carlisle 4132302 Sparta Tile and Grout Brush with Scraper, 9", White, 5.79" Height, 1.25" Width, 9" Length, Plastic (Pack of 12) Cleaning brush with molded-in scraper scrubs tile and grout to remove mold and mildew buildup Plastic block is designed for handheld use as well as for attachment to a handle (sold separately) using the threaded holes Crimped polyester bristles offer abrasion and chemical resistance, shape recovery, and extended life White bristles