Features: The side brush is suitable for Eufy RoboVac 11S RoboVac 30 sweeping robot cleaner.Innovative side brushes can penetrate deep into corners and edges to remove more dirt, and dust.The side brush for Eufy Robot Cleaner is made of high quality materials, environmental-friendly, safe and healthy to use.The robot cleaner side brush is quick and easy to install, no tools required. The robot cleaner side brush is perfect for replacing the old or dirty brush for high efficient performance.We suggest that you replace it every 2 months for best effects.Specification: Condition: 100% Brand NewMaterial: ABS + TPU nylonColor: as picture shownSize: approx. 80*80mm/3.1*3.1inchBrush length: 5.3cm/2.1inchWeight: approx. 40gCompatible with Eufy RoboVac 11S RoboVac 30Quantity: 8 pcsPackage List:8 x Side Brush