Scrub Brush Kit, 4 Pack Deep Cleaning Brush Set - 2 Scrub Brush + 2 Tile and Grout Brush with Built-in Scraper, Cleaning Scrubber for Floor, Shower, Pool Wall, Tub, Bathroom and Kitchen Scrub Brush Size: 6.1 2.8 3.8 inch Tile Brush Size: 11.2 0.7 2.2 inch Material: Plastic + Thermoplastic Rubber Multipurpose Scrubber Brush Kit: 4 pack scrubb..