POSCA Paint Marker, PC-5M Medium Bullet, Aqua Green. Non-toxic, water-based POSCA paint markers can be used on almost any surface, and are loved by professionals, creative hobbyists and amateurs alike. The alcohol and solvent-free opaque paint covers well, is blendable, dries quickly and can be overlaid when dry. ACMI certified and made in Japan. The PC-5M medium bullet tip marker is the "multi-purpose" marker of the POSCA range. It produces neat and precise lines, and is ideal for coloring. An all-around favorite of both professionals and beginners.