Protective Filter System: Pool skimmer baskets attract and catch insects, leaves, hair, scum, live trash, pine needles and other debris, preventing them from clogging the pool filtration system the pool while allowing you to quickly remove debris Durable Material: The socks are made of durable and ultra-fine elastic nylon mesh, reusable and easy to clean. Washed and reused as needed, with good elasticity to stretch easily and enough to cover the skimmer basket Easy to install: the pool filter socks fit all shapes of skimmer baskets perfectly thanks to the stretchy fabric. Installation in seconds. Easy to remove from your skimmer basket. We suggest replacing new smooth socks every 4 weeks Wide Usage: Skimmer basket socks make cleaning pool baskets easier and less messy. They can extend the life of the swimming pool filter. Also can be used in in-ground and above-ground swimming pools, like spa, hot tub, black marble bathroom, etc. Package Included: You will receive 5 pieces of swimming pool skimmer socks and enough for your application for a long time period to keep dirt away from the pump filter Specifications: Material: Nylon mesh. Color: white. Dimensions: 13 x 22 cm. Quantity: 5 pool socks. Notes: Please do not use skimmer socks when dissolving chlorine in the basket. This will erode the socks. You can replace the pool socks every 4 weeks. You can throw them away if they are filled with debris or clean the socks to reuse them.