This POSCA PC-5M Paint Marker utilises water-based pigments that can be blended when wet or overlaid when dry. The marker has a medium bullet tip that produces bold lines and strokes that are easily read from a distance. The ink produces opaque results that won't fade over time. This marker has a medium bullet tip for bold strokes and lines. It can be used on paper, metal, glass, wood, and plastic. The water-based ink is quick-drying and fade-resistant. The ink can be blended when wet or overlaid when dry. It produces opaque results.