FEATURES: Extreme brilliance with vivid, high-contrast colors Extreme resilience with ink that's quick-drying and fade resistant against both wet and dry outdoor elements--UV rays don't stand a chance. Extreme fine tip stands up to plastic, glass, wood, and other outdoor surfaces Extreme versatility on sports gear, camping equipment, boating accessories, and other items not allowed inside APPLICATION: A water-resistant marker recommended for identifying and labelling. Proven permanent on most surfaces, such as metal, glass, plastic, foils, rubber, waxed paper, etc. The high intensity inks are available in bright colors and are available in fine, extra fine and ultra-fine points. Ideal for hobby and craft