The accessories can effectively remove pet hair, dirt, dust and debris. They are suitable for various types of hardwood, carpet and ceramic tiles. Parts and accessories are made of environmentally friendly materials and are virtually maintenance-free. To maintain the maximum performance of your robot, it is recommended to replace parts every 3 months, quickly and easily without tools. Model: For Irobot Roomba R113840 Robot Vacuum Cleaner Parts Color: Green Package includes: 2 * Roller brushes 3 * Filters 6 * Side brushes Only the above package content, other products are not included Note: Light irradiation 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 +/- 1-3 cm.