The mesh of the skimmer socks to prevent clogging is very small, which can prevent waste from directly entering the filtration system of the swimming pool, serving as a protective barrier to prevent damage and blockage. Effectively extending the service life of the filtration system, while saving water tank cleaning time, saving a lot of cleaning labor, making water tank cleaning easier, saving time and money. Leaves, insects, pine needles, garbage, small stones, small toys, and other small debris, as well as dirt particles that may clog the swimming pool filtration system. The pool filter can effectively protect the filtration system, prevent blockage, and facilitate pool cleaning. The widely compatible swimming pool skimmer filter is made of durable high elastic nylon fabric, which is easy to stretch, has high elasticity, and will not loosen. It is suitable for most swimming pool skimmers, swimming pumps, swimming pools, filter baskets, etc. Easy to install, just a few seconds. Swimming pool filters are widely used in household swimming pools, outdoor swimming pools, spa centers, and more. Reusable skimmer pre filter for cleaning and reusable swimming pool skimmer socks (3 washing methods: water wash, hand wash, machine wash). But you should be aware that chlorine sheets can corrode nylon fabric skimming socks and cause the filter to rupture. Therefore, please do not use a pool bag when dissolving chlorine tablets. This purchase includes: 10 pieces, a reusable bag (for storage). Generally speaking, we recommend that you replace the skimmer every 4 to 8 weeks, but excessive waste can overflow and contaminate the swimming pool. Please replace it frequently according to usage.