General description Replacement Parts Side Brushes and HEPA Filter compatible with Eufy Robovac 11S Max and 15C Max Robot Vacuum Cleaner. These accessories are brand new, made of high-quality materials, ensuring durability and practicality. The HEPA filter effectively maintains the vacuum cleaner's performance while minimizing the penetration of dust, pollen, and other allergens into the air. Technical specifications Color: as shown Material: plastic Package Contents: 8 x Side Brush, 5 x Filter, 2 x Cleaning Brush Measurement allowed error: +/- 1-3 cm Installation Simple installation process; the parts can be easily removed and replaced. Usage It is recommended to replace the filters every 2-3 months or according to usage to maintain optimal performance of the vacuum cleaner.