General description Replacement parts for I7 I7+ Robot Vacuum Accessories are designed to fit various models in the i, j, and s series, including i7+(7550), i7, i3+(3550), i4+(4550, 4552), i6+(6550), i8+(8550), E5(5150), E6(6198), j7 Combo, i5, j5, and other I, E, and J Series Vacuum Cleaners. Please note that these parts are not compatible with Combo j7+ and Combo J9+ models. Technical specifications Material: Plastic Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with i, j, and s series models Package includes: 2 groups of Roller Brushes 10 High-Efficiency Filters 10 Side Brushes 10 Vacuum Bags 1 screwdriver 1 cleaning brush Installation Easy to install with included installation tool for High-Efficiency Filters and Edge-Sweeping Brushes Usage Dual Multi-Rubber Brushes prevent tangling with pet hair Side Brushes adjust and flex to maintain contact with carpets and hard floors Each vacuum bag can hold up to 60 days of dirt, dust, and hair, depending on