It can be easy to remove and replace as part of routine maintenance. The mop cloth has strong and long-lasting cleaning power, which can easily respond to various stains such as footprints on the floor, juice residue, and oil stains. it's easy to remove dirt, dust, and trash in corners and edges from the accessories, especially and pet's hair. For best results, spare parts should be replaced every 1 - 3 months. for M7 PRO / S31/ T1 Pro robotic vacuum cleaner. Colour: as shown Material: plastic Package Contents: 1 * Roller brush 4 * Side brushes 4 * Filters 4 * Mop cloths 2 * 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.