Replacement iRobot Roomba 650 Filters, Bristle Brushes, Flexible Beater Brushes and 3-Arm Side Brushes - Kit Includes 3 AeroVac Filters, 3 Bristle Brushes, 3 Flexible Beater Brushes and 3 3-Arm Side Brushes Replacement iRobot Roomba 650 Filters, Bristle Brushes, Flexible Beater Brushes and 3-Arm Side Brush The Brushes allows your Roomba to reach deeper into the carpet for a more thorough cleaning Replace filters every 2 to 3 months for best performance For Newer Version of the Roomba 650. Please check your Roomba to make sure you are purchasing the correct parts On Sale for a Limited Time!