[Perfect compatibility] The accessory kit is carefully designed to be perfectly compatible with RoboVac 15C Max 30C Max Robotic. [High performance] It is made of high-strength, environmentally friendly materials, with long service life, and has passed accessory compatibility and service life tests. The HEPA filter has a powerful filtering function that can capture small particles such as food, hair, dirt and pet dander, and prevent fine dust exceeding 0.1 Micrometre from entering the brushless motor, thereby extending the service life of RoboVac. [Easy to install] Free your hands from replacement steps. The are easy to install, do not require any tools, and save a lot of time. Depending on the frequency of use, replace the consumable supplement kit 2 to 3 months to keep RoboVac at best performance. Tip: If the side brush is bent due to transportation, simply it in warm water for a while to it. Model Number: for 11s MAX Vacuum Part Type: Brushes Material:plastic colour:Blue+white+black Package Contents: 4 x Filter 6 x Side Brush 1 x Main Brush 1 x Cleaning Brush Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.