Features: 1. **Effervescent Cleaning Power**: Our innovative effervescent sheets dissolve easily in water, creating a powerful cleaning solution that effectively removes dirt, grime, and stubborn oil films from your windshield, ensuring crystal-clear visibility while driving. 2. **Waterproof & Anti-Fog Formula**: The unique formula forms a protective waterproof film on your windshield, preventing fog buildup and enhancing visibility in all weather conditions, making your driving experience safer and more comfortable. 3. **Easy to Use**: Simply dissolve one sheet in 4 liters of water, pour it into your car's radiator, and activate the windshield wipers for a hassle-free cleaning process. No more complicated cleaning methods or messy sprays! 4. **Long-Lasting Cleanliness**: Our cleaning sheets not only clean but also keep your vehicle's glass surfaces bright and clear for an extended period, reducing the frequency of cleaning and maintaining your car's appearance. 5. **Compact & Convenient Packaging**: Each pack contains 30 sheets, making it easy to store in your car or garage. Perfect for on-the-go cleaning, ensuring you always have a solution ready for a spotless windshield. Our car windshield cleaning sheets contain lauryl polyether-7, sodium lauryl polyether sulfate and isopropanol. It can effectively drain water, remove stubborn oil films, form a waterproof film, ensure a clear view and enhance driving safety. Its usage method is very simple: Dissolve a piece of cleaner in 4 liters of water, pour it into the car radiator, and then start the windshield wipers to clean the windshield. And it can effectively clean the surface of vehicle glass, keeping your car clean and bright for a long time.