DESCRIPTIONClean brushes keep your home robot operating at peak performance. We recommend that you clean Roomba"s brushes every 1-3 uses (depending upon the amount of dirt and debris in your home). FEATURESCompatible with iRobot Roomba 500 600 700 Series (510, 530, 535, 540, 550, 560, 570, 580, 610) Vacuum Cleaning RobotsWork better on deep carpet and Pet Hair than old Red versionCompatible with all Green, Red, Black cleaning headIN THE BOX1 Roomba 700 Series Bristle Brush 1 Roomba 700 Series Flexible Beater 1 Roomba 700 Series Side Brush 3 armed 2 Roomba 700 Series Aero Filter (Only work on AeroVac Bin)