GLI Pool Products 20 x 40 ft. Rectangle Mesh Safety Pool Cover with 4 x 8 ft. Center End Step Made out of a two-ply mesh material that resists rot, mildew, sunlight and harsh chemical damage Allows for water drainage, while keeping unwanted leaves and large debris from entering the pool This safety pool cover is forest green Includes brass anchors for concrete decks, stainless steel springs, installation tool and storage bag