The side brushes are easily removed and replaced as part of normal maintenance Accessories part are and, Make your robotic and longer accessories are of It is high-strength and materials maintain the cleaning efficiency of the robot while reducing the ingress of, pollen and other to the air you breathe Clean brushes keep your home robot at best performance For best results, should be replaced every 2 to 3 months The accessories are easy to remove dirt,, and trash in corners and edges effectively Especially your hair and your pets hair