Robelle 361530 Economy Winter Pool Cover for Oval Above Ground Swimming Pools, 15 x 30-ft. Oval Pool 7 x 7 scrim Polyethylene weighs 2.2 oz./yd2 3 foot overlap (Includes 3 foot of extra material) Includes winch and cable which should be used to secure the cover through the reinforced grommets 8 Year Warranty