Perfect Fit?These Replacement Parts For Irobot Roomba I E J Series, Compatible With Roomba J7 I3 I8 I8+ I7 I7 + I7 Plus E5 E6 E7 Vacuum Cleaner.These Accessories Works As Great As The Original Ones, Precision Fit And Easy Install. (Tip: Please Confirm Your Vacuum Cleaner Model Before Purchg) | | Premium Material? Replacement Parts Of Roomba Are Made Of High-Quality Material, Wear-Resistant, Delicate And Soft, These Brush Accessories Can Effectively Help The Vacuum Cleaner To Clean The Floor. | | Efficient Cleaning?The Roller Brushes Are Perfectly Matched, One For Peeling Off Dirt And The Other For Sweeping Dirt. Edge-Sweeping Brushes Reaches Deep Into Corners And Edges. High-Efficiency Filter Eliminates 99.99% Of Particles As Small As 0.3 Microns.Every Vacuum Bag Can Hold Around 30 Bins Of Dusts And Debris. | | Easy To Maintain?These Replacement Vacuum Parts Can Washable And Reusable, It Is Suggested To Replace The Replacement Parts Every 2-4 Months To Keep Yo.