Features: Brand new and high quality It is best to replace spare part every 2 to 3 months to keep the machine running at its best performances The replacement mopping pads suitable for j7/ j7+/ j9+ robot vacuum cleaner. Just like original The replacement pads is selected from microfiber and can remove various stains such as dirt, juice residues, and other messes on the floor. The pads is washable and reusable. strong, cleaning power and is not easy to lint. They have strong water absorption and can dry faster. They serve as excellently as original one and can be used for a long. They can clean effectively without scratching your floor. Specifications: Material:Microfiber Type: 4Pcs/6Pcs/8Pcs Size:Approx.27.5x9.5cm/10.82x3.74inch Package Includes: 3 Optional Package: Package 1 Include:6x Mopping Pad Package 2 Include:8x Mopping Pad Package 3 Include:4x Mopping Pad note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.