These replacement vacuum bags perfectly fits for Qrevo Curv/Q /Q S/Qrevo Pro/Qrevo MaxV/Qrevo Master / S8 MaxV Ultra/S8 Max Ultra Vacuum Cleaner. Please check your vacuum cleaner models Vacuum Cleaner. Please check your vacuum cleaner models Includes 18 packs of automatic dirt disposable bags. More affordable and meets your long-term replacement needs High-efficiency filter keeps the vacuum cleaner clean while reducing the penetration of Dust particles. Colour:As Shown Material:cloth Due to different product batches, the appearance , which does not affect the use Package Contents: 18 * Dust Bags 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.