?Note?Please first evaluate the thickness of the glass before purchaing, otherwise the glass wipe may fall from the window. ?Anti-drop rope?It comes with 2m long safe anti-falling rope, when use it, the rope will be tied to your hand, open window and attach the half wiper (with safe rope) on outside window, attach the other half (with handle) inside window, Prevents magnets falling to the ground to hurt pedestrians, provide you a stable and safe cleaning experience. ?Labor-saving Design?It can easily wipe the corners, magnet locking the two cleaning sides together, When you move one side, the other one follows. when use it, it must move forward, don't go back, and the moving speed is uniform, When you want to remove the magnet from the glass, you need to rotate the inner magnet to the right, make the direction of the two magnets 90 degrees, until the two magnets are separated. ?Efficient Cleaning?With strong double-sided magnetic design, this sponge wiper will clean any place and the below of rubber strip will scrape the water. Flexible rotation, making your hands acid-free and labor-saving. You can get twice the cleaning result with just half the effort. ?Scope of application?This magnetic glass wiper is effective for Building Single Glazed 3-8mm thickness. When use it, it must move forward, don't go back, and the moving speed is uniform.