(2) iRobot Roomba 600 Series Replenishment Kit by DVC， 2 Kits.<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Includes All Parts and Components You'll Need to Replace on Your Roomba 600 Series Robotic Vacuum</li><li>Includes; (2) Bristle Brush for Carpets and Rugs， (2) Flexible Roller Brush for Bare Floors (fits 21903)， (6) AeroVac High Efficiency Filters Fits 20939， (2) Round Brush Cleaning Tool Fits 80901， (2) 3 Arm Side Brush Fits Part 81901</li><li>Fits Roomba 600 Series Model Numbers 600， 610， 620， 630， 650</li><li>iRobot Recommends Frequently Replacing These Parts， In Order to Maintain Peak Performance Of Your Roomba， and Avoid Draining Your Battery</li><li>Generic Replacement Parts Manufactuered by DVC MicroLined</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51mJr4SfXnL.jpg" noproxy>