Protect Your Filtration System Save Cost - Our pool skimmer socks can protect the impeller pump and shaft seal from damage or blockage, greatly improving the life of the pump and filter, you don't need to change the filter as often. High Quality - Our swimming pool filter socks are made of super fine nylon mesh, have good elasticity, reusable and easy to clean, suitable for use on above ground and underground pools. Catch and Remove Dirt Effectively - Our pool filter sock can be used as a net to attract and remove tiny particles, such as leaves, grass, hair, pine needles, oil, bugs and other floating debris, fit snugly over filters and skimmer. Range of use - Our pool skimmer socks fit almost all types and sizes of pool skimmer baskets, like Skim Master, Hayward, Pentair, Swimquip and etc. You can change the skimmer socks every 4 weeks. Easy to Install - It can be installed in seconds. You simply slide the sock over the basket and start removing the messes. It keeps your water even clearer and saves you time when backwashing your pool.