- with i7 i7+ i3 i3+ i4 i6 i6+ i8 i8+/Plus E5 E6 E7 Robot Vacuum . This set works as great as the original ones, fit and easy install. VALUABLE PACKAGE - Includes 4 set of dual multi-surface rubber brush rollers. The products are made of high-strength and environmentally materials to optimal performance and a healthier . HIGHLY EFFICIENT FILTERING TECHNOLOGY - Unique Dual Multi-Surface Rubber Brushes '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 brush to suction and performance and extends the life of your robot vacuum. Colour: green Material: plastic + sponge Size: About 185mm in length Package Contents: 4 set x replacement brushes Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.