Platinum is designed for users who demand the highest quality. Flat brushes are suitable for painting doors and woodwork. The brushes are extremely durable and have very high paint pick-up and give excellent coverage, which ultimately means that you save time. The synthetic filament heads are of the highest quality, developed for all indoor and outdoor paints (both water-based and oil-based). It is also developed for precision painting and gives a superior finish and a perfect end results without leaving any marks. Platinum brushes have ergonomically designed handles with ribbing and several different grip zones for greater precision with each grip. The brushes also have stainless steel ferrules and Anzaâ€™s patented pail hanger and brush rest.