[Compatible Models]- The side brushes compatible with for iRobot Roomba e, i, & j Series, E5, E6, i1, i1+, i3, i3+, i4, i4+, i6, i6+, i7, i7+, i8, i8+, j7, j7+ Plus Robot Vacuum. These works just as well as Part Number brushes. [Efficient Cleaning]- The edge-sweeping brushes replacement perfectly fits the machine and can help you get deep into corners and right up against walls and base boards to ensure superior cleaning area. [Easy to Install]- First place the brush on the machine. Secondly, insert and tighten the screw. To keep your sweeping robot operating at peak performance, recommend to replace the edge sweeper brush every 3-4 months. High-density soft bristle design that effortlessly captures dust, hair, debris. No harm to floors/Carpet or the home environment. Vacuum Part Type: Brushes Colour: Material:plastic Package Contents: 10 x Side Brush 1 x screwdriver(The appearance style is random, no specified appearance style is accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.