33' Round Green Supreme Plus Above Ground Swimming Pool Winter Cover 15 Year Warranty Double grommets every 2' ft -Includes cable and winch -Ultraviolet light inhibitor Color: Green Top / Black Underside -Pool Size: 33' ft Round / Cover Size: 37' ft Round- Warranty - 15 Years (5 years full) Triple laminated polyethylene -Double Stitched and triple thick hems using UV resistant nylon threads 4' ft overlap -12x12 Scrim per Square Inch