Secure fit An adjustable drawstring provides a secure fit, keeping the pool protected from dirt such as leaves and debris, while withstanding harsh weather. Energy saving Maintains water temperature longer, extending the swimming season and helping to reduce heating costs. Durable polyester material Constructed from robust polyester for strong weather resistance, with a compact design that stores easily when not in use. Versatile protection Not only for pools, this cover is also suitable for trampolines, fountains, pet pools, and garden furniture to meet a range of outdoor protection needs. Use scenarios Winter and off-season protection: place the cover over your pool to keep leaves and debris out and help preserve water temperature during colder months. Outdoor equipment protection: shield trampolines, fountains, pet pools, and garden furniture from wind, rain, and debris. Seasonal storage and transport: the compact polyester design makes storage easy between seasons.