Features: 1[Widely Compatible] Vacuum cleaner side brush is fit for Xiaomi VIOMI 11/S9 can be perfectly compatible with your machine. 2[Durable Material] Side brush is made of high quality ABS materials which is durable wear resistant and can be used for a long time. 3[Deep Cleaning] Side brush can go deep into corners and edges to remove more dirt and dust to meet your various need. 4[High Efficiency] Vacuum cleaner side brush with exquisite workmanship and stable performance and can improve the cleaning efficiency. 5[Simple To Replace] Can be easily disassembled and replaced in daily maintenance whcih is suitable for daily household cleaning. Specification: Item Type: Vacuum Cleaner Side BrushMaterial: ABSSide Brush Brush Length: Approx. 4.5cm / 1.8inFitment: Fit for Xiaomi VIOMI 11/S9Weight: Approx. 50g / 1.8oz Package List: 6 x Side Brush Note: It is strongly recommended to replace spare parts every two to three months to maintain the ideal performance of the cleaning robot