Made of high-strength and environmental friendly materials, soft and to use Help to remove dirt, dust and trash on the WindowEasy to install and remove Suitable for Winbot W850 W855 W920 W860 W880 W836 Window Cleaner size:25cm Material:superfine fiber colour:As shown Package Contents: 10 * mop cloth Only the above package content, other products are not included. Note: Light 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.