Introducing the Magnetic Window Cleaner Brush from My Site 3 - your ultimate solution for streak-free, sparkling windows. This double-side automatic water discharge wiper effortlessly tackles dirt and grime, even on hard-to-reach areas like fish tanks and car glass. When choosing the correct size, remember: for single-layer glass, select the blue style (3-8mm); for double glazing, opt for the red style (8-15mm); for double-layer thickened glass, go for the green style (15-26mm); and for three-layer glass, the brown style (20-30mm) is your best bet. Our innovative design not only saves time but ensures your windows shine brilliantly. Experience the convenience and efficiency of our Magnetic Window Cleaner Brush today!