Material: Super Strong Neodymium Iron Boron Of Magnet, Scouring Pad And Rubber Band. It'S Convenient, Strong, Anti-Fall And Durable.5 Kinds Of Magnetism To Adapt To Different Thickness Of Glass: The Magnetic Window Cleaner Has 5 Speeds Of Magnetism To Adapt To Glass Of 4 30Mm Thick. 1St Speed Is Suitable For Thin Glass. The 5Th Gear Is Suitable For Thick Glass.Enlarge The Sponge Cleaning Area: The Double-Sided Window Cleaner Has 3 Sponges With Water Collection, So You Can Keep Moisturizing. The Sponge Can Be Disassembled And Replaced At Any Time After Turning The Clip 90.Wide Use: Ideal For House Windows, Greenhouses, Car Windows, Verandas, Etc. Cleans The Inside And Outside Of The Window At The Same Time. It Is Convenient To Clean And Save Time. Bolder Safety Rope: The 2.5M Bolder Safety Rope Is Strong, Safe And Secure. (Instructions Included) The Size Is 15.9 X 10 X 12.4 Cm.