ECOMAID Accessories for 3 x Bristle Brush Compatible for iRobot Roomba 600 700 Series Vacuum Cleaning Robots Roomba 620 630 650 660 680 760 770 780 790 3 Bristle Brushes Clean Brushes keep your home robot operating at peak performance New design allows your Roomba to reach deeper into the carpet for a more thorough cleaning Innovative design effectively picks up dirt, hair and debris. New design allows for easier maintenance of brushes Fits all 600 700 series Roombas