Note: Please choose the appropriate version according to the thickness of the glass, otherwise it may not work.The magnet of this glass wiper is powerful, please pay attention to your hand when use this cleaning tool. ?Note? Due to manual measurement, please allow a slight size difference. ? Please consider the actual size in the list, as pictures are usually enlarged to show details. ? Due to the difference in light and screen, the color of the project may be slightly different from the picture. Thank you for your understanding. Feature: ?Multi-functional magnetic double sided glass cleaner wiper, clean glass quickly and easy ?Stay in the room to clean inside and outside window at the same time ? long safety anti-falling rope, safe fall protection Instructions: ?1. Separate the two sides from each side ?2. Dip the spong in the water with detergent. ?3. Put the security rope on the wrist. ?4. Open window and attach the half wiper on outside window, attach the other half inside window. ?5. Move glass wiper inside, start to clean window both sides. Product parameters: Product name: Double Sided Magnetic Window Cleaner Material: ABS, magnet, silicone Color: green Specifications: 10 adjustable magnetic Size: 165x150x55mm Safety rope: 2.5M Scope of application: 5-28mm , 5-32mm , 5-36mm Applicable scenarios: windows, fish tanks, skylights, patio doors, bedroom windows, shower screens, mirrors and tiles Feel free to ask our customer service any questions you may have.?[Service Guarantee] Your satisfaction is our top priority. Our products have been thoroughly tested and quality-guaranteed before they leave the factory, and can be purchased with confidence. If you have any questions, please feel free to contact us so that we can provide you with the best service. ?[Multipurpose]: This window cleaner can be used to clean windows, fish tanks, skylights, patio doors, bedroom windows, even shower screens, mirrors and tiles. ?[Environmental friendly materials]: Window cleaners are mainly made of high-quality plastics, practical, strong, drop-resistant, and durable. ?[Easy to clean]: With this window cleaner, you can easily clean the window from the inside, resistant and looped safety rope, to prevent falling, safe and convenient. ?[Unique design]: This window cleaner is double-sided, 10-step adjustable magnetic design, and with anti-pinch hand board, triangle design, making it easy to clean corners. The magnetic design is easy to scrub.