Pigma Archival Pens

The all round pen for fine–point technical drawing and illustration, the Micron pen will not clog, feather out or bleed once it has dried. Fade proof against sunlight or UV light. It contains Archival quality Pigma ink which is acid-free, water based, quick drying on porous surfaces but dries to waterproof finish. 0.45mm line width. Each.