Features:* Side Brushes Roller Filter Kit for iRobot Roomba S-Series S9/S9 + Vacuum Cleaner* * Made of high-quality materials, more * Exquisite and gentle, very conformable to your equipment * Filter catches 99% of mold, pollen, dust mites and allergens * The side brush is specially designed for 26 degrees, use five 30mm brushes to deeply clean the corners and edge of the wall * The wide double rubber brush can effectively clean large areas and work with the sweeper to help thoroughly clean the floor. One brush loosens and mixes the dirt, and the other moves in the opposite direction to extract and pull* Under normal maintenance, it can be easily removed and replacedSpecifications:* Compatible Models: for IRobot Roomba S Series S9 S9+* Size (Approx.):Filter Size: 136mm*76mm*14mmSide Brush Bristles: 30mm* Color: As Pictures ShowPackage Contents(Optional):A:2 Pairs of Roller Brushes4*Filters6*Side BrushesB:12*Side BrushesNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.