Brand new and wonderful Made of good material, more durable. Clean the ground while the sweeper is working Uniquely designed brushes with rubber treads to evolve to various surface surfaces that get rid of every part from small dust to deposits. Fit for Bot L10s Pro L10s Ultra S10 S10 Pro Robotic Vacuum Cleaner As a part of typical maintenance, it may be easily eliminated and changed It is better to replace spare elements every 2 to three months to maintain the machine operating at its best functionality Vacuum Part Type:Brushes Model Number:for bot L10S Type:Vacuum Cleaner Parts color:Grey Material:plastic size:20 x 4cm Package Contents: 1 x roller brush Only the above equipment content, other merchandise are usually not included. Note: Light reflection and diverse reveals may cause the color of the thing in the picture a bit diverse from the real thing. The size allowed error is +/- 1-3cm.