SHP-ZONE Aero Vac Filter & Bristle Brush & Flexible Beater Brush & 3-Armed + 6-Armed Side Brush & Cleaning tool Pack Mega Replenishment Kit for iRobot Roomba 600 Series (620 630 650 660) Vacuum Cleaning Robots 3 AeroVac Filters 1 Bristle Brush 1 Beater Brush 1 3-Armed Side Brush + 1 6-Armed Side Brush 2 Brush Cleaning tools