Size: 20 * 16 * 6cm Product model: i7 i7 + E5 E6 series Package content: 2 * main brush, 5 * filter, 8 * side brush, 1 * screwdriver, 1 * small brush, 1 * universal wheel 1.Compatibility: The accessory set is compatible with iRobot Roomba i7 i7 + E5 E6 series, these replacement parts are suitable for your vacuum cleaner. 2. Package includes: 2 main brushes, 5 filter screens, 8 side brushes, 1 screwdriver, 1 small brush, 1 universal wheel. 3. High performance: Two high-quality rubber brushes are perfectly matched, one for removing dirt and the other for cleaning debris. The side brush goes deep into the corners and edges to remove more dirt and debris. Replacing the filter can block dirt, pet hair and other particles down to microns in size. 4. Easy to Replace: To ensure your robot sweeper runs at the best performance, it is recommended to replace the multi-surface brush roller every 3 months, the filter every 1 month and the side brush every half month, depending on your usage frequency. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia