The Nylon Tire or Carpet Brush is a whitewall or sidewall tire scrubber. Great for scrubbing a heavy layer of grease or grime off the tire. Brilliantly made to also clean whitewalls and white lettering on tires. Designed with a densely packed nylon wire staple-set into a strong foam polypropylene block. The steel bristles or crimped for add strength. Made to be a tire brush this brush is commonly also used for carpet or mats. Designed with the same strong nylon ass most interior brushes this brush works perfect for loosening caked on dirt and grime in floor mats.