Side Brush Beater Flexible Bristle Brushs 6pcs Filter Kit For iRobot Roomba 500 Series Vacuum Cleaner Replacement kit for irobot 500 series (not include 585 550 595, Aerovac) 6Pcs Filter,3pcs Side Brush,1pc Cleaning Tool 2 Pcs Bristle Brush and Flexible Beater Brush Compatible for iRobot vacuum cleaner 100% Compatibilit Made of high-strength and environmental protection material