- Compatible with i7, i7+, i3, i3+, i4, i6, i6+, i8, i8+/Plus, E5, E6, E7 Robot Vacuum Cleaner. This set works as great as the original ones, precision fit and easy install. VALUABLE PACKAGE - Includes 4 dual multi-surface rubber brush rollers. The products are made of high-strength and environmentally friendly materials for optimal performance and a healthier home. HIGHLY EFFICIENT FILTERING TECHNOLOGY - Unique Dual Multi-Surface Rubber Brushes don't tangle 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. Colour: green Material: plastic + sponge Size: About 185mm in length Package Contents: 4 x replacement roller brushes Only the above package content, other products are not included. Note: Light 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.