Extra-course nylon fibers blended with traditional nylon carpet fibers create excellent scraping and wiping action for maximum soil-stopping power. FOB Shipping Point. • Superior Dirt-Stopping Power - Course nylon fibers scrape and wipe dust and dirt from shoes. • Resilient - High-twist, heat-set nylon resists crushing to better trap dirt and extend the useful life of the mat. • Fade Resistant - Solution-dyed nylon won't fade in sunlight or with repeated cleaning; impervious to bleach. • Safe - Certified high-traction by the National Floor Safety Institute (NFSI). • Available in Onyx.