Prestone All Season Windshield Washer Fluid is specially designed to improve year-round driving visibility. An advanced 2-in-1 product, it is able to handle the needs of both winter and summer weather. Knowing that you don't have to worry about washer fluid and get hit with a frozen system at the most needed time is welcomed. Winter capabilities: it melts ice & frost fast, down to 0 F, prevents dangerous refreeze and power cleans road salt and grime. Year-round performance: power cleans dirt, bugs and grime; water beading technology to keep water moving off the windshield. This product is streak and glare free, along with being safe for rain sensing technology windshields.