Sakura Pigma Calligrapher Pen is a unique, all-in-one, durable lettering art tool that produces crisp edges and sharp hairlines. The hard nylon nib that withstands heavy pressure and constant use, and still provides a reliable, smooth ink flow from edge to edge. Ink is waterproof and fade resistant on fine papers. Assorted sizes include 1 mm, 2 mm and 3 mm. Black. 3 pc.