Pool Mate 60-ft x 30-ft Heavy-Duty Polyethylene Winter Rectangle Pool Cover

60-ft x 30-ft Heavy-Duty Polyethylene Winter Rectangle Pool Cover. Pool Size: 30 x 60 Foot Rectangle - Cover Size: 35 x 65 Feet (includes overlap in total). Winter pool cover to be used with in-ground swimming pools - Solid material will not let water pass through. Heavy-duty polyethylene material - All seams are heat sealed for better performance