Plexus® was developed for use in the aviation industry - specifically, for cleaning and protecting aircraft windshields and painted surfaces. As Plexus became more and more popular, people quickly discovered it could be used on a limitless variety of plastic surfaces. Since then, Plexus has continued to grow in popularity, and today it is recognized as the most effective plastic cleaner, protectant and polisher on the market. (13 oz. Can)