Designed to fit better and last longer, ultimate above ground pool covers have a huge 5 foot overlap for greater wind protection and feature a high pressure coating to eliminate pin holes and reduce wear. The tight weave construction is treated with UV inhibitors to minimize fading and a black underside to help reduce algae growth. Each seam, cable loop and perimeter binding is double stitched with Poly Pro U.V. treated thread for maximum strength. Please order by pool size, all covers accommodate an 18-inch water drop. Comes complete with heavy-duty vinyl coated cable and metal winch. 10 Year Warranty (1 Year Full).