Brush: Regularly replace Roomba's brushes to maintain Roomba's cleaning per compatiblemance and reduce battery consumption. Cleaning Tools: A clean brush ensures optimal cleaning per compatiblemance. Convenient cleaning tools quickly and easily remove hair and debris. Filters and Side Brushes: Innovative side brushes reach deep into corners and edges to remove more dirt, dust, and debris. Filters maintain Roomba's cleaning per compatiblemance while reducing the penetration of dust, pollen, and other allergens. The filters and side brushes are easy to see and use, so you can easily install and remove them. Reminder: To keep your compatible iRobot Roomba per compatibleming at its best, replace the filter, roller, and side brush every 2-3 months Please note: This accessory kit is a replacement accessory, not-original compatible iRobot Roomba product. The use of the compatible iRobot Roomba brand name, model, or part name on this product is compatible the purpose of demonstrating compatibility : Material:Plastic Package Contents: 1 * Accessory Kit 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.