Our windshield cleaning tablets contain disodium EDTA, sodium bicarbonate, lauryl ether 7. It can effectively clean the glass surface of the vehicle and keep your car clean and bright for a long time. Its use is simple: dissolve the cleaning sheet in 4 liters of water, pour it into the car tank, and start the windshield wiper to clean the windshield. Efficient hydrophobic, remove stubborn oil film, form waterproof film, ensure clear vision, improve driving safety.