This is exactly what Rain-X Shower Door Water Repellent claims to do. Hard water, soap scum, and whatever your kids are ...

After briefly considering rubbing a potato on the windshield as prescribed by the old wives’ tale, we were quite grateful for the invention of Rain-X — a water-repelling chemical treatment for ...

Apply the Rain‑X Rain Repellent to a dry cloth, or spray directly onto the glass surface ... Remove the final haze with a dry cloth or by sprinkling water onto the haze and wiping with a ...