[Compatibility]The replacement compatible with for s9 (9150) s9+ s9 Plus (9550),s Series Vacuum Cleaner. This set can meet all of your needs and functions just as well as the old one. [ Material] The main brushes are mades of high quality , Compatible and work just like the old one, The side brush will not scratch the floor and furniture, greatly the and cleaning effect during the process of the use. [High-Efficient Filtration]The high-efficiency filter is made of plastic and H13 pet washable filter paper that can effectively filter up to 99.97% of particles as small as 0.3 microns. The filter paper is folded densely, which increases the filtering area and improves the filtering performance. [Washable and Reusable]Washing in warm water and let it completely air dry before reusing them. A mild detergent may be used if desired.To the cleaning efficiency and of the vacuum cleaner, it is recommended to change the brush and filter every 3-6 months. Type: Vacuum Cleaner Parts note:If the side brushes bent due to shipping, recover them by simply soaking with hot water for a while. Colour:As Shown Material:plastic Package Contents: 2set x Multi- Rubber Brush 6 x HEPA Filters 6 x Edge-Sweeping Brushes 1 x Cleaning Brush 1 x screwdriver Only the above package content, other products are not included. Note: Light reflection 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.