This filter bag is compatible with Polaris robotic cleaners and is essential for keeping your pool clean. Made from high-quality materials, it effectively filters impurities and debris from your pool, ensuring crystal-clear water. Easy to install and maintain, this replacement filter bag is a must-have for all pool owners. The Polaris 48222 replacement filter bag is an excellent choice for anyone looking to maintain their pool. Made from durable materials, this filter bag is designed to last, ensuring a clean and sparkling pool. Easy to install and Easy to use, this replacement filter bag is a great investment for any pool owner looking to keep their pool clean. Don't let a dirty pool ruin your summer fun.