[Compatibility Assurance] Designed exclusively for Freo X Ultra and Freo Z Ultra Robot Vacuum, these non-original replacement brush rollers and function. Verify your model before purchasing to compatibility. [Value Pack] Receive two premium quality brush rollers in one package, offering a cost-effective solution to maintain your for Freo X Ultra's cleaning efficiency. Ideal for keeping your robot vacuum operating at performance. [Effortless Installation] These brush rollers are engineered to match the old parts for a hassle-free replacement. Easy to detach and clean, simply rinse under cold water and dry completely before reinstalling. Replacement every 3-6 months is recommended for optimal performance. [Superior Cleaning Performance] Designed with a flat cylindrical structure to protect floors, these rollers work on all hard surfaces including laminate, wood, marble, and tile. Features a self-cleaning mechanism that saves time and enhances cleaning efficiency. [Advanced Material Composition] Constructed from high-density microfiber soft flannelette, these brush rollers excel in water absorption, enabling simultaneous vacuuming and mopping. They effectively remove stubborn stains, pet hair, dirt, and debris without leaving water marks. Colour:As Shown Material:plastic Package Contents: 2 * Brush Roller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.