This POSCA 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 alcohol- and solvent-free opaque paint covers surfaces well, is blendable, dries quickly and can be layered when dry. The PC-1M extra-fine, tapered bullet tip marker is ideal for fine detailed work. A favorite of both children and adults to color or write with accuracy. This versatile marker is ideal for all ages, from preschool to professional, a fluid and fun choice for art, craft, graffiti or décor. The tips can be rinsed with water to keep marker in tact, allowing you to blend without fear of ruining your marker.