【For Filter System Protection】Our Pool skimmer socks can help protect the pump impeller and shaft seal from damage or blockage, extend the life of the pool filter/filter system. 【Wide Compatibility】Pool skimmer socks can fit all types of pool filters, baskets or skimmers (including Hayward, Pentair, Skim Master and others. Can even be used to dissolve chlorine tablets) 【Great Help to Clean Your Pool】Pool skimmer socks can trap leaves, grass, hair, oil, pine needles, pollen, insects and other debris that will block your pool filtration system. for filtration system protection Help free your hands from messy cleaning jobs.Use a pool sock to protect the pump impeller and shaft seal from damage/clogging, extending the life of your pool filter/filtration system. 【Free your hands from manual cleaning】 With our pool skimmer socks, the only thing you need to do is replace the used socks regularly.