Features: 1. The Replacement parts kit is compatible with iRobot Roombas i3 i3+ i4 i6 i6+ i7 i7+ j7 E5 E6 E7 I, E&J robot vacuum cleaner. 2. High efficiency and high-quality rubber roller brush, side brushes help you get deep into corners and right up against walls and baseboards to ensure superior cleaning coverage, effectively filters help the robot vacuum cleaner to clean the floor, offer you a clean and fresh air environment. Each dirt bag holds 30 bins of dirt and debris so you dont have to think about vacuuming for weeks at a time. 3. Protect Robot vacuum Cleaner: Replace the for irobot roombas filter every 2-3 months to maintain vacumm cleaning performances while reducing infiltration of dust. 4. Easy to Install: It is easy for you to install this vacuum brush kit without any complex steps and give you a good experience of cleaning. 5. Package Includes: 1 x Roller Brush + 4 x Side Brush + 4 x Filter + 4 x Screw + 1 x Screwdriver + 1 x Brush, or, 1x Roller Brush + 4 x Side Brush + 4 x Filter + 4 x Screw + 4 x Dust Bag + 1 x Screwdriver + 1 x Brush. Specification: Product Color: Multicolor Product Size: 30 x 18 x 3cm Product Weight: 160g, 260g Package Included: 1 x Roller Brush + 4 x Side Brush + 4 x Filter + 4 x Screw + 1 x Screwdriver + 1 x Brush or 1x Roller Brush + 4 x Side Brush + 4 x Filter + 4 x Screw + 4 x Dust Bag + 1 x Screwdriver + 1 x Brush