The replacement dust bag is only suitable for S8+, S8 Pro Ultra, S7 MaxV Ultra, S7 Max Ultra, S7 Pro Ultra, Q5+ Q5 Pro/Pro+, +, Max/Max+ Q8 Max/Max+ Auto-Empty Dock Vacuum Cleaners. Made of high-quality materials, . Replace old, broken or dirty dust bags to improve the cleaning ability and effect of your cleaning robot It can be easily removed and replaced as part of normal maintenance. Just take out the full dust bag and install the new dust bag along the bracket slot. Colour:Photo Color Material:Non-Woven Fabrics Package Contents: 10x dust bag 1x cleaning brush 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.