The rubber roller brush replacement is compatible with Irobot Roomba I E series I3 I3+ I4 I4+ I6 I7 I7+ E5 E6 E7 and other vacuum cleaners. Dual Multi-Surface Rubber Brushes feature a unique rubber tread design that adapts to different floor surfaces. Unique multi-sided dual brushes work together to help clean floors thoroughly. EASY REPLACEMENT - Snaps on for quick and easy daily replacement. Main brush easy to change without tools. Perfectly compatible with your iRobot. The rubber roller brush is made of high quality environmentally friendly materials, which effectively helps the robot vacuum cleaner to clean the floor. 2 spare sets of two multi-surface rubber roller brushes included in the package We only sell roller brushes, not other items in the picture. Due to the differences between different monitors, the pictures may not reflect the actual color of the item. Due to manual measurement, please allow slight errors in size.