High Quality Material: The pool skimmer socks are made from a thick, ultra-thin nylon fabric, and they have good elasticity to stretch easily and enough to cover the skimmer basket. Excellent Pool Socks: Filter Skimmer Baskets can catch oil, hair, grass, pollen, leaves, pine needles and other small debris. A simple but effective way to protect your swimming pool filter. Durable And Rutilsable: The pool skimmer socks can be rinsed and reused as needed. It is suggested to replace the pool socks every 4-8 weeks. Easy to use: Our pool filter socks are suitable for both ground and ground pools, hot tubs and spas. They are made of super fine nylon mesh with a durable rubber band and will fit most baskets. Wide application: Our pool skimmer basket protector fits almost any shape of pool skimmer basket. Ideal for in-ground / in-ground and above-ground pools.