Pool Mate 40-ft x 24-ft Commercial Polyethylene Winter Rectangle Pool Cover

40-ft x 24-ft Commercial Polyethylene Winter Rectangle Pool Cover. Pool Size: 25 x 40 Foot Rectangle - Net Size: 30 x 45 Feet (includes overlap in total). Winter pool cover to be used with in-ground swimming pools - Solid material will not let water pass through. Extra heavy-duty polyethylene material with perimeter binding - All seams are heat sealed for better performance