General description Replacement parts designed for iRobot Roomba models including I7+, J7 Plus, J7+, I3 Plus, I3+, I4, I4+, I6, I6+, I8, I8+, E5, E6, and E7. These components ensure your home robot operates at peak performance, maintaining optimal cleaning efficiency. Technical specifications Material: Plastic + Rubber Color: Green + White Package Contents: 4 x Rubber Brushes, 6 x Filters, 6 x Side Brushes, 3 x Dust Brushes, 1 x Screwdriver, 6 x Screws Measurement allowed error: +/- 1-3 cm Usage Clean brushes help maintain the robot's performance. Side brushes are easy to remove and replace as part of routine maintenance. Filters should be replaced every 2 to 3 months for best results. Filters help reduce infiltration of dust, pollen, and other allergens into the air.