What is it? Pre wash product to remove bug splats and general road grime. Used prior to shampooing you car.How Does it Work? This product is normally applied using a pump sprayer. Its sprayed around the bottom seals of the vehicle and under wheel arches. Then thoughtfully rinsed off to remove general grime and bug splats. This cleaner penetrates grime enabling the grime to easily rinse away.Benefits?pH9 formula makes this a wax and sealant safe product. The natural citrus oils enable good grime penetration. This is a great and effective cleaner. Great for exterior and interior use.Dilution ration? up to 1 part Citrus PRE Wash 10 Parts Water.