Blade Wiper Wash is a concentrated formula that cleans and removes all oily and blinding films including insects and bird droppings when required. It works by using the cleaning action of the wiper blades leaving the windshield crystal clear for safer vision. Dissolves dirt, grime and bugs Washes clean and bright Spotless and fast dry Cleans and removes all oily and blinding film including insects and birds droppings when required Leaving the windshield crystal clear for safer vision No mixing necessary DIRECTION: Ready to use. No mixing necessary. Just pour directly into underhood washer reservoir.