Attaches quickly to Unger? ErgoToilet Bowl Brush System (sold separately). Unique brush head shape for easier access to hard-to-reach areas. Designed to evenly distribute cleaning products; simply apply disinfectant or bowl cleaner directly to the swab or inside bowl for effective cleaning. Reusable and replaceable nylon head dries quickly and will not harbor harmful bacteria. Handle Material: Plastic; Diameter: 3 1/2 in; Color(s): White.