Descriptions: 

Replacement Kit for IRobot Roomba S9(9150),S9+(9550) S Series Robot Vacuum Cleaner
  *Replacing filter on a regular basis will help your machine work well.
  *High quality and brand new.
  *Allows effective removal of dirt and dust in corners and edges, well suited for hair and pet hair.
  *Easy to install and durable: filter dust and exhaust air and protect the motor of the vacuum cleaner.
  * Maintenance - Replace the filter kit every 3 month or sooner depending on use frequency to Keep your robot running at peak performance.

Package Contents: