The Vitrex Grout Brush removes unwanted build up from tiles and grout lines. It features nylon bristles which work on all grout joint widths and a comfortable handle with a thumb rest to improve leverage. On the opposite side of the bristles, a square edge can be used for scraping. Ideal for usage on grout, tile and hard surfaces like concrete. Multipurpose, it can be used for cleaning jobs at home, patio, garage, car, camper, boat, motorcycle or trailer.