Gender: Unisex Size: 20.7 ft diameter This round solar pool cover has a big 20.7 ft diameter and is made from smooth polyethylene. It protects your pool from debris and evaporation. It's not just functional, but it also looks great in your outdoor area, fitting in well with different styles while keeping your pool warm and sheltered. Durable Construction: Made from tough polyethylene, this solar pool cover is designed to withstand the elements while keeping your pool safe. Heat Retention: The air chambers trap heat from the sun, helping to keep your pool warm and reducing heating costs. Lightweight Design: Despite its size, it's lightweight, making for easy handling and storage in the off-season. UV Protection: Shields against UV rays, protecting pool water and reducing chemical use, keeping your swimming area cleaner. Modern Aesthetic: With its sleek black look and modern design, this pool cover fits in with any outdoor decor while providing practical benefits. Color: Black Shape: Round Material: Synthetic Polyethylene Indoor/Outdoor: Outdoor Only Cover Included: Yes Dimensions: 20.7 x 20.7 x 0 in (W x L x H) Weight: 518.1 lb Ladder: No Delivery Contains: Pool cover Assembly Required: No