SHP-ZONE 3 Pack Aero Vac Filters & 3-Armed + 6-Armed Side Brush for iRobot Roomba 500 600 Series 536 550 551 552 564 620 630 650 660 Vacuum Cleaning Robots 3 Aero Vac Filters 3 3-Armed Side Brushes + 3 6-Armed Side Brushes Filters maintain optimal cleaning performance. Filters reduce infiltration of dust, pollen and other allergens. Compatible with: iRobot Roomba 500 600 Series Vacuum Cleaning Robots Roomba 536, Roomba550, Roomba 551, Roomba 552, Roomba 564( only compatible with AeroVac Bins)