Reusable Brush Head: The brush head is made of durable plastic and can be reused multiple times for cleaning tile and grout. Medium Firmness: The brush head has a medium firmness that provides effective cleaning without scratching or damaging tile and grout. For Tile and Grout: The brush head is specifically designed for cleaning tile and grout, ensuring a thorough and efficient clean. American Made: The brush head is made in the USA by a trusted manufacturer of cleaning tools. Compact Size: The brush head is compact and easy to store, making it a convenient addition to any cleaning toolkit. American Brush & Chems has developed a tile and grout brush. Designed to reduce fatigue, hands and knees postures and speed cleaning times, the Shark is also designed in a way that allows its end bristles to clean grout close to walls and at angles that effectively cleans all types of tile. The Shark's bristle content is up to 50% more than others and it also features center bristles to fit any grout lines.