This range of high-quality markers combines state-of-the-art technology, functional design and superb writing performance. Thanks to the ergonomic triangular shape, the pens offer a relaxed hold. Their many features, including water-based ink, a superfine metal-clad felt tip, and remarkable DRY SAFE technology, make them the ideal choice for drawing, colouring, note-taking and more. Fineliner with superfine, metal-clad felt tip Ergonomic triangular barrel for effortless, fatigue-free writing  DRY SAFE: can be left uncapped for days without drying up (test ISO 554) Airplane-safe: Automatic pressure equalization prevents pen leakage while on board aircrafts Washes out of most textiles Water-based ink With clip Polypropylene barrel guarantees long service life Line width: approx. 0.3 mm 30 brilliant colours available individually or in sets Award-winning design and box concept