Keep your robot vaccum running at peak performance by replacing the kit every 2-3 months depending on your frequency of usage. Compatible with eufy X8 Pro Series. Snap into place for quick and effortless routine replacement. The accessory kit includes Rolling Brush ×1 + Brush Guard ×1 + Side Brush ×2 + Washable Filter x4. Brushes are made from high-strength materials that are easy to remove and easy to clean.