Features: brand new and high quality Made of high-quality materials, strong, durable, soft, and long-term service for you. With strong water absorption and dust removal capabilities, it can remove dirt more effectively. The special design of cleaning for windows, without water marks, makes your for windows as clear as crystal. Soft and gentle, will not scratch your glass. Washable design, easy to use and clean. Suitable for Hobot 188 188C 198 358 window cleaning robot. Specifications: Material: Cloth Weight: 80g Diameter: 12.5cm/4.92inch 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. Package includes: 2x Mopping Pads