Featuring a translucent barrel and ink level indicator so you can control the flow while creating! These dual ended paint markers have a 3mm and 1mm bullet tips for bold and precise marking. Great for paper, terracottao, cardboard, metal, rubber, plastic, glass, concrete, leather, fabric, stone and vinyl. Available in a Classic Colors Set of 6, A Metallic Colors set of 6, a Neon Colors set of 4 and a Black & White Set.