General description These replacement main brushes are designed for iRobot Roomba models i7, i7 Plus, i3, i3+, i4, i4+, i6, i6+, i8, i8+, j7, j7+, E5, E6, and E7. They effectively clean hair and debris, ensuring optimal performance of your vacuum cleaner. Technical specifications Product size: 185 mm x 6 mm x 2.5 mm Product weight: 74.6 g Compatibility and accessories Compatible with iRobot Roomba models: i7, i7+, i7 Plus, E5, E6, E7 Usage Brushes are made from high-quality, durable materials Washable and reusable (allow to dry completely before installation) Other information Packaging includes: 4 x main brushes Measurement error allowed: +/- 1-3 cm