Raogoodcx Side Brushes and Filters Replacement For iRobot Roomba 800 / 900 Series 870 880 980 Robotic Vacuum Parts-Include: 12 filters, 5 side brushes 3 armed Irobot roomba 800 900 series hepa filter 12. Irobot roomba 800 900 series 3 armed side brush 5. Compatible with roomba 870 880 980 series. Convenient replacement brush for irobot roomba 800 900 series. Keep your home clean by changing the filters frequently - once every month or two, depending your usage.