General description Replacement parts designed for iRobot Roomba models, helping to effectively remove dust and debris from corners and edges. This kit includes essential accessories to maintain the performance of your robot vacuum cleaner. Technical specifications Applicable Models: iRobot Roomba i7, i7+, i3, i3+, i4, i4+, i6, i6+, i8, i8+, j7, j7+, E5, E6, E7 Material: Plastic Measurement allowed error: +/- 1-3 cm Compatibility and accessories 1 x Dual Rubber Multi-Surface Brush 8 x Edge Cleaning Brushes 8 x HEPA Filters 8 x Cleaning Dust Bags Installation If the side brushes bend due to shipping, recover them by soaking in warm water. Usage Regularly clean the replacement parts to improve suction and performance. Recommended replacement schedule: Side brushes and filters every 2 to 3 months; multi-surface rubber brushes every 6 months, depending on usage frequency.