Features: 1. **Effective Stubborn Oil Film Removal**: Our cleaning kit utilizes sodium hydroxide and disodium EDTA to effortlessly eliminate tough oil films, ensuring crystal-clear visibility while driving. 2. **Long-lasting Waterproof Protection**: Form a durable waterproof film on your windshield that not only enhances visibility but also protects against rain and moisture, keeping your driving experience safe and clear. 3. **UV Damage Blocker**: Protect your car's interior from harmful UV rays with our advanced formula, which helps maintain the quality and appearance of your dashboard and upholstery. 4. **Easy Application Process**: Simply clean the glass surface, apply the solution with the included brush, and rinse off. It's that easy! Enjoy a hassle-free cleaning experience. 5. **Cost-effective and Time-saving**: One application provides several months of protection, reducing the need for frequent maintenance and saving you both time and money in the long run. Our car windshield cleaning kit contains sodium hydroxide and disodium EDTA. It can effectively remove stubborn oil film, form waterproof film, ensure clear vision, improve driving safety. Block UV damage and protect the interior decoration. Its use is very simple: clean the impurities and dust on the surface of the car glass. Remove the lid and apply evenly to the car glass with a cleaning brush. Finally, rinse off with water. After the cleaning brush liquid is used up, pour in the refill liquid and continue to use. And can be long-term protection, apply once, enjoy several months of cleaning effect, reduce frequent maintenance, save time and cost.