POSCA a?? marker can be used on almost any surface you can dream up: paper, glass, cardboard, wood, porcelain, metal, textiles, ceramics, plastic, and much more. The felt bullet tip marker is versatile, which allows you to produce neat and precise lines. The alcohol- and solvent-free opaque paint covers surfaces well, is blendable, dries quickly and can be layered when dry. Ideal for beginners and professionals alike, this marker is a fluid and fun choice for retail windows, car lots, art, craft or d ? cor. The tips can be rinsed with water to keep marker intact, allowing you to blend without fear of ruining your marker. A multipurpose marker that produces neat and precise lines for outlines or bold lines to fill in spaces. Waterbased pigment ink that is nontoxic, lightfast, and waterproof. These paint markers have been tested on over 50 surfaces including glass, canvas, metal, surfboards, rocks, and leather. Layerable, mixable, and quickdrying ink. Waterbased permanent ink wont bleed through paper unlike alcoholbased markers and is excellent for vibrant signs.