This iRobot 4415866 kit contains 3 HEPA filters, 1 set of tangle-free AeroForce extractors and 2 spinning side brushes, so you can easily replenish the necessary supplies for your Roomba 870 or 880 vacuum-cleaning robot.
For use with your existing model.
Trap allergens, dander and fine dust. Replace approximately every 2-3 months for best results.
For thorough cleaning performance.