Sukh Car Windshield Washer Tablets - Washer Fluid Tablets Glass Cleaner Concentrate Car Windshield Wiper Fluid Car Windshield Cleaner Automotive Glass Cleaner. Windshield washer: 1 piece of concentrated cleaning tablet is equivalent to 1.05 gallon of glass cleaning fluid, with strong cleaning power, can easily clean the dust and stains on your windshield, make the windshield clean, and ensure the driving safety of the car.