Compatible with pool cleaners for models 280, 380 and 3900; helps keep pool water clean and clear when used with the hose. Anti tangling design: includes a swivel joint that links hose sections to allow smooth, uninterrupted movement and reduce hose tangling, improving overall maneuverability of the pool cleaner. Easy installation: enables quick mounting and removal, making setup straightforward and time efficient. Durable and tested: wear resistant material and testing by the manufacturer to verify performance with your pool cleaner. Use scenarios: - Cleaning large or irregular shape pools where hose tangling can disrupt operation; the swivel joint maintains steady movement for extended cleaning runs. - Routine maintenance or replacement tasks, where the hose can be attached or detached with minimal effort. - Switching between pool sizes or models in the 280, 380, and 3900 family, ensuring consistent compatibility and performance across applications.