Our windshield cleaner tablets contain baking soda, lemon extract, bioenzyme. It can quickly clean the glass surface, remove stubborn stains in the car, do not damage the glass, remove stains, improve the glass transmittance, and ensure clear vision. Its use is simple: dissolve the effervescent tablets in water. After dissolving, pour directly into the windshield liquid storage tank until the liquid level reaches below the liquid filling port, press and hold the wiper button to spray. Windshield cleaner ensures clear glass cleaning, provides clear vision and enhances driving safety.