Brand new, high quality material, well made, durable and well matched to old equipment. Clean accessories keep your home robot performing at its best. The mop cloth has good softness, while cleaning the dirt, it also protects the floor from being scratched. Accessory contents are removed and replaced as part of routine maintenance. To achieve the best cleaning filter effect, cleaning accessories should be replaced every 2-3 months depending on the frequency of use. for W20Pro Ultra Material: cloth colour: grey Package Contents: 10 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.