Clean brushes keep your home robot operating at peak performance.Side brushes are easy to remove and replace as part of routine maintenance.Replace the old, broken or dirty parts, and improve the cleaning ability and effect of the vacumm cleaner.For best results, parts should be replaced every 2 - 3 months.for XiaoMi Roborock T8 Vacuum CleanerColour: as shownMaterial: plasticPackage Contents:1 * Main brush4 * Side brushes4 * Mop cloths1 * Cleaning brush1 * Main brush coverOnly the above package content, other products are not included.Note: Light shooting 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.