This Winter Above Ground Pool Cover is designed to protect your pool throughout the cold winter months while making spring opening faster and easier. By blocking wind-blown dirt, debris, and leaves from entering the water, it helps keep your pool cleaner so you can return to swimming with less effort and downtime.Constructed from laminated polyethylene sheeting woven with thick, high-density polyethylene stitching, this cover delivers exceptional strength and long-lasting durability. It is treated with UV inhibitors to protect against sun damage, helping resist deterioration and extend the life of the cover. The cover features a 4-foot overlap for a secure fit and is highly resistant to punctures, tears, chlorine, and other chemical stains. Color: Silver Top/Black Underside.