General description This 28-piece accessory set is designed for iRobot Roomba J, I, and E Series models including i7, i7+, i3, i3+, i4, i4+, i6, i6+, i8, i8+, J7, J7+, E5, E6, and E7. It offers a perfect fit and works as effectively as the original parts, ensuring easy installation and optimal performance. Technical specifications Type: B Material: Plastic Color: As shown Package Contents: 2 x Rubber Main Brush 8 x Edge Brush 4 x HEPA Filter Elements 4 x Dust Bag 8 x Screws 1 x Screwdriver 1 x Cleaning Brush Measurement allowed error: +/- 1-3 cm Usage Regularly clean and replace the roller brush to enhance suction and performance. Suitable for various surfaces including ceramic tiles, marble, and wooden floors. Designed to make household cleaning easier and less labor-intensive. Other information Premium materials ensure a healthier lifestyle. Unique multi-surface rubber brushes prevent tangling with pet hair. The brushes adjust and flex to maintain contact with both carpets and hard