Drivers, this glass cleaner is seriously impressive stuff - it actually works better than any other automotive glass cleaner I've tried! The formula quickly dissolves oil film, shellac, dust, and all kinds of stubborn stains that accumulate on your windshield. After using it, the difference in clarity is noticeable immediately - your glass looks crystal clear, which is especially important for night driving or during rain when visibility is crucial. What's great is that it's a mild, residue-free formula that won't damage your glass, window film, or rubber seals. It doesn't cause scratches or make your window tint peel off like some harsh cleaners can. The included wool felt sponge is key to getting the best results - it evenly distributes the cleaner and provides just the right amount of friction to remove grime without scratching. After cleaning, it leaves behind a protective film that helps resist new oil and dust buildup, meaning you don't have to clean your windows as often. It works year-round too - handles summer condensation oil film just as well as winter exhaust stains. I've even started using it on my home windows and mirrors because it works so well. The 100g size is perfect for keeping in your car for quick clean-ups, and a little goes a long way. If you're tired of streaky, hazy windows that never seem to get truly clean no matter how much you wipe, this glass cleaner delivers professional-level results that will seriously improve your driving visibility and safety. It's one of those car care products that actually works as advertised!