Made of high quality material, . Can be easily removed and replaced as part of normal maintenance. Easy to install and reliable to use. It is recommended that you replace it every 2-3 months or thereafter to maintain best performance of machine. Please note:the physical slightly color difference or difference, does not affect use, please do not mind, thank you! Colour:As Shown Material:Plastic Package Contents: 1 * roller brush 2 * filters 3 * Mop Cloth 5 * dust bags 4 * side brushes 1 * cleaning brush Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.