Pin Posca 3 Calibrated Uni-Pens Poliacetal tip.  Stroke width from 0,2 to 0,8 mm.  Plastic body (PP).  Uni-Pen’s calibrated markers are great for professional drawing, artistic drawing and calligraphy, with a sharp and smooth stroke at the same time. Highly water resistant pigmented ink that makes it impossible to erase once dry even if water is poured over the page, it also has a high light fastness and its colour does not diminish yet despite being exposed to direct light. Contains size 0.2, 0.4 and 0.8