Perfectly compatible: compatible accessories for iRobot Roomba 500 series vacuum cleaner. Purified Environment: Keep allergens out of the air in your home, trap dust, pet hair, dust mites, etc. High Quality: The replacement parts compatible with the iRobot Roomba vacuum cleaner are designed, tested and manufactured for a long life thanks to the use of very resistant materials. The kit includes: 3 hard side brushes, 1 soft bristle brush, 1 hard flexible brush, 2 cleaning tools, 3 filters, 3 screws. Note: The data is manual measurement, please allow 1- error 69cm, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.