DUI1112 Features: * Five-foot overlap provides enough material to comfortably cover your pool * Black bottom side prevents algae growth * Top side is coated with UV-resistant high density polyethylene * Perimeter of the cover features a high quality binding that prevents against wear and tear * High strength water bag loops are stitched every four feet to help secure the cover * Features a 14 x 14 scrim (threads per square inch) * Constructed with a polyethylene material that weighs 5.2 oz./yard2 Warranty: * Comes with a twenty-year warranty (3 years full)