- Fineliner for writing, sketching and drawing\n- Long metal tip, ideal for use with rulers and templates e.g. Mars lettering guide 572 FL\n- Pigment ink, indelible (in accordance with ISO 14145-2), lightfast, waterproof\n- Erasable when used on drafting paper, no bleeding when highlighted\n- Stand-up STAEDTLER box\n- Cap off - can be left uncapped for 18 hours without drying up (Standard atmosphere according to ISO 554)\n- PP barrel guarantees long service life\n- Up to 12 line widths, black ink