- POSCA Paint Marker Set - These water-based markers contain opaque alcohol/solvent-free paint that covers well, is blendable, and dries quickly. Internal ball inside the barrel mixes the paint for even consistency and optimal results. Can be used on paper, glass, cardboard, wood, porcelaine, metal, textiles, ceramics, plastics and much more. They can also be used like a watercolor. 16-Colors