Double-sided strong magnetic design, pointed triangle design, no dead angle, optimized magnetic control. The high-quality ABS material is very durable, the safety rope prevents the window cleaner from falling, and the built-in water storage sponge can prevent dry wiping from damaging the glass. Technical data: Name: Double-sided glass cleaner Applicable glass thickness: 5-25mm Size: 16.5 14.5 11.6CM Material: ABS Weight: 1KG feature Multifunctional magnetic double-sided glass cleaner wipe cloth, quickly and easily clean the glass Stay in the room while cleaning the windows inside and outside Safety rope, safe fall protection High-quality materials, strong and durable. Can be used to clean sliding doors, glass windows, car windows, shower screens, mirrors and any glass surface It is best to choose a glass wiper that exceeds its magnetic range according to the thickness of the glass! How to use it? 1. First hold the safety rope in your hand. 2. Open the glass friction plate. 3. Soak in water and let the sponge absorb water. 4. Add a little cleaner on the fiber cloth. 5. Natural absorption of glass wipers. 6. Start wiping the glass. 7. If the attractiveness is not enough, you can turn the knob to adjust Magnetic force until the two magnets are closely attracted and can easily move on the glass. 8. If you feel that the attraction of the two magnets is too large to move on the glass, you need to rotate the inner magnet to the right until the two magnets are separated, and then turn the adjustment knob again to adjust the magnetic force. Gift package: 1. Magnetic double-sided glass cleaning brush 2. Scouring pad 52 3. Fastener 54 ?If you have any questions about this product, you can contact us by email, we will reply you within 26 hoursHow to choose it: The real thickness of glass is "the total thickness of window frame" minus "the outside thickness of window frame" minus "the inside thickness of window frame". Please measure them and calculate your glass thickness. This is a double-sided window cleaning system, using strong magnetic force, you just need to stand on the comfortable side, can clean the inside and outside of the glass at the same time. This is very effective for high-rise windows, shower doors, since these scenes the outside of the glass is difficult to reach. ADJUSTABLE INTENSITY: The thickness of the glass must be greater than 5 mm (due to the large magnetic force, if the glass is too thin, it is easy to break the glass or cannot move due to the tight adsorption). Unique Modern Design: Triangular shaped magnetic glass cleaner,can wipe to the narrow area on the window and clean without dead corners.The built-in water storage sponge can be used for a long time, avoiding repeated water replenishment and easy to use. Adjustable Magnetic Force : Due to the strong magnetic force of this product, If the thickness of glass in your home is too thin, it is not recommended to buy it. Suitable for glass with thickness of (15mm-35mm).Please purchase with caution.