Prevent Clogging Mesh of the skimmer sock is very small, which can prevent waste from entering the pool filtration system directly, becoming a protective barrier, preventing damage and preventing clogging. Effectively extend the life of the filter system, while saving pool cleaning time, saving a lot of cleaning work, making pool cleaning easier, saving time and money. Pool CleaningUltra-fine pool skimmer sock easily captures oil, hair, bugs, flowers, leaves, bugs, pine needles, trash, small stones, small toys and other small debris, dirt particles that can clog your pool's filtration system. Swimming pool filters can effectively protect the filtration system, prevent clogging and make swimming pool cleaning easier. Widely CompatiblePool skimmer filters are made of durable nylon fabric and very stretchable that stretches easily, has great elasticity and won't loosen, making it suitable for most pool skimmers, pool pumps, filter baskets, etc. Installation is simple and takes seconds. Pool filters are widely used in: home pools, outdoor pools, spas, etc. Reusable Skimmer Prefilter Washable and reusable pool skimmer socks (3 washing methods: water washable , hand wash, machine wash). But you should be aware that the chlorine sheet will corrode the nylon fabric skimmer sock and cause the filter to break. Therefore, please do not use the pool sock when dissolving chlorine tablets.