Needle-Rib is our economical ribbed-pattern solution for light traffic entrances. As a scraper/wiper, Needle-Rib will get rid of the dirt while retaining water so fewer contaminants enter the building. NFSI Certified for "High-Traction". Linear ribbed pattern on vinyl backing that traps moisture and protects floors. Quick-drying and fade resistant. Retains moisture for increased cleaning efficiency. Surface made from 50% P.E.T. recycled fiber. Use indoors. Top Fibers: Polypropylene. Backing: 75 mil vinyl. Thickness: 5/16".