Nice product. I have not complaints; Rain X Shower does what it's supposed to do. It removes water stains from my glass doors.

In November 1997, Irving, Texas based Quaker State Co. acquires Rain-X® which joins a portfolio of well-known consumer brands such as Blue Coral, Slick 50, and Black Magic. The Blue Coral–Slick 50 Division of the company owns its manufacturing and headquarters facilities in Cleveland, Ohio.

Rain-X is a synthetic hydrophobic surface-applied product that causes water to bead up and run off surfaces, most commonly used on glass automobile surfaces. The brand has since been extended to a range of automotive and surface care products, including wiper blades.

Ethanol The active ingredients in Rain-X work only if applied to a clean, dry surface. Lucky, then, that all of the ingredients are dissolved in ethanol. Not only is it a really good solvent, it helps remove dirt and oil from the glass, then evaporates. Isopropanol Rubbing alcohol.

Yes, rain can leave hard water spots on your coating, these often appear as shiny spots with a white ring around them. Hard water spots are formed when rain water droplets contain a lot of minerals. When the water evaporates, the minerals are left behind.

High-Quality Wiper Blade To Keep Your Windscreen Clear All The Time (October, 2023)

HEYNER® is a leading German supplier of wiper blades, car accessories and tools. Locking wheel nuts and bolts carefully designed with safety and security in mind.

I have to say that this is a very good rain repellent. Driving about 30 it doesn't really do much, but I use the highway most of the time anyway and I have to say that this is very nice! The rain starts to roll right up the window starting at around 40 MPH. From then on out, it really starts to show even more.

Rain‑X® Plastic Water Repellent provides a superior water beading coating on various plastics including Lexan®, Plexiglas®, Perspex®, Lucite®, Acrylics and Polycarbonate. Watch water bead up and roll away on motorcycle windscreens, goggles, visors and boat windshields for improved visibility!

Windshield washer fluid is a brightly-colored liquid made of methanol, a poisonous alcohol. Sometimes, small amounts of other toxic alcohols, such as ethylene glycol, are added to the mixture. Some young children may mistake the fluid for juice, which can lead to accidental poisoning.

Unlike washer fluid, water alone is not effective in eliminating bugs and dirt that inevitably build up on your windshield. Not only does it lack the necessary properties to clean away debris properly, but it can also leave behind streaks that reduce visibility while driving.

Water spots are traces of salts, minerals & acids that are dissolved in water that eventually, settles on the surface of your car. These small ringed white stains occur as the water evaporates and dries naturally leaving behind only mineral deposits.