PERFECT FIT - Compatible with for E & I , i7 i7+ i3 i3+ i4 i4+ i6 i6+ i8 i8+ j7 j7+ E5 E6 E7 Robot Vacuum Cleaner. This set works as great as the ones, precision fit and easy install.PREMIUM QUALITY MATERIAL - The products are made of high-strength and environmentally friendly materials to optimal performance and a healthier lifestyle.HIGHLY EFFICIENT TECHNOLOGY - Unique Dual Multi-Surface Rubber Brushes don't get tangled with pet hair. Brushes adjust and flex to stay in constant contact with carpets and hard floors.EASY TO CLEAN AND REPLACE - Regularly clean and replace roller brush to improve suction and performance and extends the life of your robot vacuum.It is recommended that you replace spare parts every 2 to 3 months depending on the frequency of use to keep the machine running at its best performanceApplicable Models: For i7For i7+For i3For i3+For i4For i4+For i6For i6+For i8For i8+For j7For j7+For j7 PlusFor E5For E6For E7(Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use)Material: plasticcolour: As ShownPackage Contents: 1 Pair x Roller Brushes3 x Dust Bag3 x Filter3 x Side Brush1 x Cleaning BrushOnly 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.