Will Not Shed! Built to last through years of rugged use! A Highly durable and attractive entry mat suitable for vigorous, all weather exterior use. Constructed of rigid Koyer fibers, which shed only minimally even with heavy usage. Koyer fiber is a synthetic material which mimicks the natural beauty and effectiveness of traditional coir fibers, which are natural fibers made from the husk of coconuts. Non-slip rubber backing for safety. Resistant to stains, UV-light & mildew for year round exposure to sun & rain. Easy Maintenance - Simply brush clean.