Needle Rib Wipe And Scrape Mat, Polypropylene, 36 X 60, CharcoalKeep those unwanted guestsdirt and moistureoff the invite list by using Needle Rib wiper scraper mats. Rugged grooves and ribbed polypropylene needle fibers trap and hide dirt before it enters your building or office. Beveled edges reduce the risk of tripping, while a vinyl backing helps keep mat in place. Wear resistant, color fast design for light to medium traffic areas. For indoor use. Total Confidence Warranty.