General description Our 20 Pack Swimming Pool Filters, Filter Socks, Waste Cover, and Pool Skimmer are designed to keep your pool clean and protect your filtration system. Made from high-quality ultra-fine nylon mesh, these skimmer socks offer excellent elasticity and durability, ensuring they can withstand repeated use without breaking or deforming. Technical specifications Filtration accuracy: 0.001mm Dimensions: 22cm x 13cm Installation Easy to install and remove in seconds due to good elasticity. Simply place the pool filter net into a filter or basket to start removing dirt. Usage Recommended to change every 4-8 weeks. Check weekly to prevent waste from overflowing and polluting the pool. Other information Ideal for cleaning swimming pools, spas, and hot tubs. Note: Do not use with dissolved chlorine tablets in your basket as it may corrode the socks.