this machine is incredibly durable and a tremendous all-round value featuring highly durable construction and ProShake bagless technology

a top-fill Advance Filtration disposable inner bag zips into a heavy-duty cloth bag

The flexible construction allows for vacuuming in awkward hard to reach areas

filters should be replaced every 2-3 months

the separately-sold Carbon+ filter features odor-neutralizing and gas-absorbing filter media

iRobot Replacement Bristle Brush (3-pack) for Red or Green Cleaning Heads Hoover Brush Bars this machine is incredibly durable[custom_html] Replacement bristle brush pack shown here is for iRobot Roomba 500 and 600 series vacuum cleaning robots with red or green cleaning heads. iRobot recommends cleaning your Roombas brushes every 1 to 3 uses and replacing them depending on the amount of dirt and debris in your home. [ custom_html]