- Cyclone scrubbing brush set for MX8 pool cleaner: this 4-brush kit is designed to maintain constant contact with the floor and walls of your in-ground pool, effectively loosening crusted dirt, sand and stubborn grime. - Durable performance: for optimal cleaning, replace brushes regularly. These brushes are designed for in-ground pool cleaning and are essential additions to your pool maintenance gear, helping you maximize the wand-climbing, energy-efficient MX-series pool cleaner. - Compatible with MX-series pool cleaners: designed for MX8 and MX6 pool cleaners, delivering powerful scrubbing that continuously rotates as it contacts pool surfaces. - Use scenarios: - After heavy use, to remove crusted dirt and grime from the floor and walls of an in-ground pool. - As part of seasonal pool opening or maintenance to maintain peak MX cleaner performance. - In corners, steps or other high-grime areas where constant contact improves cleaning results.