Protect your in-ground swimming pool from dirt, leaves, algae and the ravages of winter! The Arctic Armor Silver In-Ground Winter Cover is the mid-priced winter cover with incredible resilience! The heavier woven polyethylene scrim and coating help this cover to withstand wind, sleet and snow. This cover is U.V. stabilized to last for years in direct sunlight, features a black underside to retard algae growth and includes heat-sealed seams for a crystal clear pool! The Silver pool cover includes loops every 4 feet to secure the water bags and corner grommets. And, this reliable winter pool cover is backed by the manufacturer's 12-year warranty!