Compatible model: for Roborock S7 T7 T7 Plus Robot Vacuum Cleaner.Delicate and exquisite, highly match the equipment.Materials and Installation: Its make of advanced environmental friendly materials, so that it can resist a stronger impact force to protect the vacuum. Its durable and easy to install.Usage tips: If you could clean and replace the replacement parts regularly, the vaccum would keep at peak performance all the time and the vacuum lifetime would be extended.Material:plasticcolour:As shownPackage Contents:1 x Main brush4 x filter4 x Black side brush4 x Cleaning 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.