Excellent accessories, replacement for HOBOT 168/ 188 window cleaning robot, washable mopping cloth. Features: Washable mopping cloth, replacement for HOBOT 168/ 188 window cleaning robot. 2/ 4/ 6/ 12 pcs mopping cloth for your option. Made of fine quality material, easy to capture dirt and dust. Regularly replace the accessories to keep your cleaning robot running at peak performance. Easy to remove and replace. Suitable for cleaning glass windows. Note: Color and size may be slightly different because of different lighting conditions and manual measurement. Thanks for understanding. Specifications: Quantity: 2 Pcs/ 4 Pcs/ 6 Pcs/ 12 Pcs (Optional) Color: Grey Material:Microfiber Package Size: Approx. 20 * 9 * 1cm / 7.9 * 3.5 * 0.4in (2 Pcs), 20 * 20 * 3cm / 7.9 * 7.9 * 1.2in (4 Pcs/ 6 Pcs/ 12 Pcs) Package Weight: Approx. 27g / 0.95oz, 52g / 1.83oz, 80g / 2.8oz, 150g / 5.29oz Package List: 12 * Mopping Cloth