[Stable performance] With exquisite craftsmanship, stable performance, efficient and durable performance, it can be perfectly applied to your sweeper. [Regular replacement] can effectively improve the efficiency of the sweeper and keep your house tidy. [Durable] The main brush cover of the sweeper is made of high-quality ABS material, which is durable, wear-resistant and can be used for a long time. [Easy Replacement] The installation and replacement method is simple, no other tools are needed, and the basic parts or damaged parts can be directly replaced. [Ideal Substitute] An ideal substitute for the main brush cover of the sweeper, suitable for Eufy RoboVac 11s/RoboVac 30. Size: Approx. 16.3x5.8x2cm/6.4x2.3x0.8in Application: Suitable for Eufy RoboVac 11s/RoboVac 30 Package List:2 x Main Brush Cover