[1]soak in clean water first, do not add any washing products, then screw the water dry by hand, then wipe the glass, furniture and other objects, and there be no water marks after drying [2]Incorrect use method: This product cannot be wiped with water, and when it is dry, do not add detergent, otherwise the effect be bad! [3]Product characteristics: Due to the special material, it be sticky and slippery after soaking in water. What 't be sticky and slippery is not really cleaning cloth!<br><br>Colour:As Shown Material:non-woven fabric Size:30 x 40cm<br><br>Package Contents: 5 x cleaning cloths<br><br>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.