Compatible with J I E series i7, i7+, i3, i3+, i4, i4+, i6, i6+, i8, i8+, j7, j7+, E5, E6, E7 Robot Vacuum Cleaner. This set works as well as the original parts, with precision fit and easy installation. PREMIUM QUALITY MATERIAL – Made from high-strength, environmentally friendly materials to ensure optimal performance and durability. HIGHLY EFFICIENT TECHNOLOGY – Features unique dual multi-surface rubber brushes that resist tangling with pet hair. Brushes adjust and flex to maintain constant contact with carpets and hard floors. EASY TO CLEAN AND REPLACE – Regular cleaning and replacement of the roller brush helps improve suction, performance, and extends the life of your robot vacuum. POWERFUL CLEANING FUNCTION – Helps make household cleaning more time-saving and efficient. Suitable for various floor types including ceramic tiles, marble, and wood floors. Material: Plastic Color: Green Package Contents: 4 x Rubber Main Brush Note: Light and display differences may cause slight color variation between the image and the actual item. Measurement may vary by +/- 1-3 cm.