As part of routine maintenance, it is easy to disassemble and replace.It is made of high-strength and environment-friendly material, durable in use.Filters maintain the cleaning efficiency of the robot while reducing the ingress of dust, pollen and other allergens 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.For Xiaomi MIJIA 1C STYTJ01ZHM,Xiaomi MIJIA 2C STYTJ03ZHM,Xiaomi MIJIA 1T STYTJ02ZHM,MI Robot Vacuum Mop,For MI Robot Vacuum Mop 2,For Dreame F9Colour: as shownMaterial: PlasticSize: 20cmPackage Contents:1 x main brush2 x filters2 x side brushes2 x mop clothOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.