Compatible For Roborock Qrevo, Qrevo S,Qrevo Pro,Qrevo Plus Main brush: Thick and soft bristles, capable of deep cleaning of floors, effectively removing stubborn stains, leaving no dead corners Main brush cover: The main brush cover effectively prevents dust and dirt from entering the brush, maintaining the efficiency of the vacuum cleaner Simple Installation: The product design is simple, easy to install, and can be quickly replaced without the need for professional tools, restoring your vacuum cleaner to its Optimal working condition Attention: Before selecting any accessories, the most important thing is to check your vacuum cleaner model and appearance. thank you very much Colour:As Shown Material:Plastic Package Contents: 1 * roller brush 1 * main brush cover Only the above package content, other products are not included. Note: Light reflection 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.