Protective Filter System: Pool skimmer baskets attract and trap insects, leaves, hair, scum, live debris, pine needles, and other debris. This prevents them from clogging your pool filtration system and allows you to quickly remove debris. Durable Material: The socks are made of durable and ultra-thin elastic nylon mesh, reusable and easy to clean. Washable and reusable as needed, with good elasticity for easy stretching and sufficient to cover your skimmer basket. Easy Installation: Pool filter socks perfectly fit all shapes of skimmer baskets with elastic fabric. Installs in seconds. Easy to remove from the skimmer basket. It is recommended to replace the new smooth socks every 4 weeks. Versatile Use: The skimmer basket socks facilitate and reduce the dirt on the pool baskets. They can extend the life of the pool filter. It can also be used in in-ground and above-ground pools such as spas, hot tubs, black marble bathrooms, etc. Scope of Delivery: You will receive 30 pieces of pool