What's In The Box: 9 x Edge-Sweeping Brushes. Each package includes 9 side brushes, meeting your long-term replacement needs

Compatible Models: This is a Replacement Part Compatible with Neabot NoMo Q11/RS0030W 

Efficiency and Performance: The edge-sweeping brush helps you get deep into corners and right up against walls and base boards to ensure superior cleaning area

Maintenance: To keep your Robot Vacuum running at peak performance, Please maintain the side brush once per week( twice per week in homes with pets) and replace it every 3-4 months

Shipping and Installation: Shipping with a box to prevent from being damaged in transit. It is easy to be replaced and installed on your robot vacuum cleaners