Use the Lumocolor 308 black fineliner from Staedtler to create detailed drawings. Writing and sketching are also excellent with this pen. Thanks to the long metal tip, the fineliner is ideal for use with a ruler or stencil. The pen contains black lightfast ink and is erasable on tracing paper. There is no ink bleed when marking your text or drawing with a highlighter. The Staedtler 308 can be stored without the cap for at least 12 hours without the pen drying out. This Lumocolor fineliner has a writing width of 0.4mm.