Genuine Audi Fluid ZVW177101 Premix Rain Repellent Windshield Washer Solvent - 64 oz. Water beads on contact; rain will run off before the wipers do their job Helps to improve vision while driving in the rain Leaves no haze or film after drying; dries clear without masking Protects against freezing to -25F With continued use, bugs, tree sap, road salt and dirt will wash away faster than with normal washer solvent