[PACKAGE INCLUDE]:Comes with 1 set of Dual Multi-Surface Rubber Brushes,4 pack HEPA filters,4 pack edge-sweeping brushes and 4 pack dirt disposal bags.(Contains 4 pre-installed screws,a cleaning brush and a screwdriver.)The vacuum cleaner accessories kit is made of high-strength and environmentally friendly materials.[COMPATIBLE WITH]:Compatible with iRobot Roomba E&I Series for i6 i6+ i3 i3+ i4 i4+ i7 i7+ i8 i8+ j7 j7+ E5 E6 Vacuum Cleaner.Please Check The Model matches our product before purchasing.[HIGH EFFICIENCY]:Surface rubber brushes with a rubber tread design grab and break up dirt and debris from any type of floor,capturing all kinds of debris,dust,pet hair and other small particles.The relacement vacuum parts for Roomba j7 can capture hair,dust,pet hair,dander and many particles as small as 0.3 Micrometres from corners and edges to offer you a clean and fresh air environment.[EASY TO CLEAN AND REPLACE]:Hand wash with warm water and allow to air dry completely.Regularly clean replacement parts to improve suction and performance and extend the life of your vacuum cleaner.Replace the filter and side brush every 1-3 month.Multi-surface rubber brushes should be replaced every 3-6 months. Every duct bag can hold 30 bins of dirt and debris,you can pour the dirt in the dust bag into the dumpster and reuse it again.Colour:As shownMaterial:plasticPackage Contents:1 set x main brushes4 x filters4 x side brushes4 x screws4 x dust bags1 x cleaning brush1 x screwdriverOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.