Pool Mate 461840R-PM Classic Winter In-Ground Pool Cover, 18 x 40-ft, Azure Blue
Pool Size: 18 x 40 Foot Rectangle - Cover Size: 23 x 45 Feet (includes overlap in total). 5 foot overlap (Includes 5 feet of extra material beyond pool size, making this cover easier to install, included in cover size above) - 8 Year Warranty.