Sakura PenTouch Copper Extra Fine

PenTouch Copper Extra FinePaint marker writes on glass, wood, porcelain, plastic, paper and metal. Ink flows from the chamber directly to the tip of the marker. A quick shake before writing mixes the colour. Archival-quality ink is low-odor, xylene-free, chemically stable, waterproof, and fade-resistant. Line width approx 0.7 mm