Compatible Model: The Accessory Kit is compatible with S8 Pro Ultra Robot Vacuum. Please check your vacuum model before purchasing. Easy to Replace and install, no extra tools needed. Replace parts every 2 to 3 months to maintain your vacuum's cleaning performance depending on your use frequency. Tips: If the side brush is bent or curled from shipping, it can be soaked in warm water for several minutes to recover. This will not affect quality or performance of the brush. If you have any questions or suggestions about our products, please let us know for further assistance, and we are always here . Model Number: For S8 Pro Ultra For S8 For S8 + Material: Plastic Color: As shown Package Contents: 1 Pair Roller Brush 4 x Side Brushes 6 x Dust Bag 4 x Rags 4 x Filter 1 x Cleaning Brush(Color Random, No specification accepted) 1 x High-Speed Cleaning Brush 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.