Magnetic Window Glass Cleaner Tool The powerful internal magnets lock the two cleaning sides (sponge with a rubber squeegee end) together through the glass so when you move one side, the other side follows. All you have to do is to slide the magnetic cleaner back and forth to thoroughly clean the glass. It can be used to clean windows, greenhouses, fish tanks, conservatories, skylights, patio doors, bedroom windows, and even shower screens, mirrors and tiles! Use the sponge to wash and break down dirt on the glass, tiled or mirrored surfaces. Features: Easy to clean. It cleans the outside of your windows, while staying in your room. Strong absorption force. Effective for single glazed windows with 3-8mm thickness. Environmental friendly. High quality plastic material, practical, solid, anti-drop and durable. The distribution of magnetic design is easy to scrub. Unique design. Double sided design, strong magnetic, it is very safe and convenient. It comes with a safety cord/lanyard to prevent accidental dropping. Long safe rope, easy to slide on glass from this side to another side. Easily cleans windows that high and dangerous to touch the glass. It can be used to clean windows, car glass, shower screens, mirrors, and tiles.