1. Clean brushes keep your home robot at best performance.2. The side brushes are easily removed and replaced as part of normal maintenance.3. Filters maintain the cleaning efficiency of the robot while reducing the ingress of dust, pollen and other allergens to the air you breathe.4. For best results, filters should be replaced every 2 to 3 months. Vacuum cleaner accessories are of . It is made of high-strength and environmentally friendly materials.5. The accessories are easy to remove dirt, dust, and trash in corners and edges effectively. Especially your hair and your pet's hair. Accessories parts are durable and easy to install, Make your robotic vacuum cleaner and longer.Applicable Models:for - Eufy RoboVac 11Sfor - Eufy RoboVac 11S Plusfor - Eufy RoboVac 30for - Eufy RoboVac 30Cfor - Eufy RoboVac 12for - Eufy RoboVac 15Cfor - Eufy RoboVac 15Tfor - Eufy RoboVac 25Cfor - Eufy RoboVac 35Ccolor:As shownMaterial:plasticPackage Contents:2 x roller brush4 x side brush4 x hepa filter1 x primary filter1 x main brush cover1 x clean brushOnly the above package content, other products are not included.Note: Light shooting 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.