[ Part replacements] This replacement parts kit compatible with for i3 i3+ i7 i7+ i4 i4+ i6 i6+ i8 i8+ E5 E6 E7 vacuum cleaner, works great and easy install. This replacement parts work as same excellent performance as the old[Valuable Package] Includes 1 pair of roller brushes, 4 x dust bag, 6 x side brush, 6 x screw, 6 x filter. If the side brush is bent due to shipping, just soak it in warm water for a while to restore it.[Efficient Cleaning Technology] Two rubber brushes, one for removing dirt and the other for sweeping it . The side brush reaches into corners and edges to remove more dirt and debris. Replacement filter blocks 99.97% of dirt, pet dander and other particles as small as 0.3 Micrometres. Finally the dirt will collect in the dust bag. Rescue you from labor of cleaning the floor.[Cleaning and Replacement Frequency] Clean by hand washing in warm water and let it completely air dry before reusing them. Regular cleaning can help prolong the service life and improve the cleaning efficiency of the vacuum robot. For best results, edge-sweeping brushes and filters should be replaced every 2 - 3 months.Multi-surface rubber brushes should be replaced every 6 months.Colour:GreenMaterial:PlasticPackage Contents:1 pair * roller brushes4 * dust bag6 * side brush6 * screw6 * filter