Flexible pool filter sponge replacement for easy fit and practical use Made of sponge material with good flexibility and adaptability to fit a range of filter housings Simple and practical replacement filter option for pool filtration systems Durable and useful as a long lasting filter element Scientifically designed pool filter accessory for clean water Designed to provide effective filtration while maintaining good water flow Helps keep pool water clean and fresh by trapping debris during filtration Breathable pad construction supports efficient water passage Easy to use water filter pad Lightweight and easy to install or Breathable sponge allows for convenient maintenance and quick drying Fine sponge filter contributes to reliable filtration performance Use scenarios Routine pool maintenance: worn sponge during weekly or monthly filter servicing to restore filtration efficiency After backwashing or heavy use: swap in a fresh sponge to maintain clear water and steady flow Seasonal pool care: keep as a spare filter element for opening, closing, or mid season filter maintenance Key attributes Function: replacement pool filter sponge and breathable filter pad for effective filtration Material: sponge material designed for durability and adaptability Performance: supports clean and fresh pool water with reliable filtration Compatibility: designed as a replacement filter accessory for pool filtration systems