POSCA MARKER PEN PC-5M "FULL RANGE 33 Pen Set - All Colours" This is the full range of PC-5Ms from POSCA. Comes in a clear Really Useful Box which is not only perfect for storage, but also for easy transport. The bullet shaped nib of the 5M gives the user more line control, allowing them to utilise the thinner and thicker aspects of its 1.8-2.5mm nib. Writes on Metal, Glass, Plastic, Stone, Fabric, Terracotta, Porcelain, and many more - Virtually any surface. Full list of colours in Product Description.