PERFECT FIT - Compatible with iRobot Roomba i7, i7+, i3, i3+, i4, i6, i6+, i8, i8+/Plus, E5, E6, E7 Robot Vacuum Cleaner. This set provides a precision fit and is easy to install, offering reliable performance comparable to original parts. VALUABLE PACKAGE - Includes 4 sets of dual multi-surface rubber brush rollers. Made from high-strength, environmentally friendly materials designed for optimal cleaning performance and durability. HIGHLY EFFICIENT FILTERING TECHNOLOGY - Features dual multi-surface rubber brushes that resist tangling with pet hair. Brushes flex and adjust to maintain constant contact with both carpets and hard floors. EASY TO CLEAN AND REPLACE - Regular cleaning and replacement of the roller brush helps maintain suction power, improves overall performance, and extends the life of your robot vacuum. Color: Green Material: Plastic + Sponge Size: Approximately 185mm in length Package Contents: 4 sets x Replacement roller brushes Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement allowance is +/- 1-3cm.