- SMKGNOME BJTDE001 pool filter socks, pack of 10 units - Made of ultra-fine and elastic nylon, with dense mesh for maximum filtration - Universal size: 13 x 22 cm, suitable for most baskets and skimmers - Effectively retains leaves, grass, hair, foam, oil, pine needles, pollen, and insects - Prevents clogs and damage to the filtration system, improving water cleanliness - Easy to install, reusable, and washable for prolonged use - Recommended to clean or replace every 4 to 8 weeks depending on the level of dirt - Do not use while dissolving chlorine tablets in the basket to avoid damage