, high quality material, well made, and well matched to old equipment. Clean accessories keep your home robot performing at its best. Accessory contents are easily removed and replaced as part of routine maintenance. The mop cloth has good softness, while cleaning the dirt, it also protects the floor from being scratched. To achieve the best cleaning filter effect, cleaning accessories should be replaced every 2-3 months depending on the frequency of use. Due to different batches, the appearance and color of the product , but it does not affect the use Colour:grey Material:cloth Package Contents: 9 x mop cloth 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.