General description This AlwaysH Sets Brush Replacement Parts Accessory is designed for iRobot Roomba i & E & J Series, including models i7, i7+, i3, i3+, i4, i4+, i6, i6+, i8, i8+, j7, j7+, E5, E6, and E7. Made from high-quality rubber, these brushes provide excellent performance and flexibility, ensuring effective cleaning on various surfaces. Technical specifications Compatible with iRobot Roomba i7, i7+, i3, i3+, i4, i4+, i6, i6+, i8, i8+, j7, j7+, E5, E6, E7 Includes 4 rubber brushes Usage Efficiently captures dust, debris, and pet hair Suitable for all types of flat floors Brushes adjust and flex to maintain contact with carpets and hard floors Other information Note: Some noise may occur when first using the rollers, but it will diminish with continued use.