POSCA paint markers are an excellent multi-surface, creative pen. The uni POSCA medium bullet tip Paint marker contains water-based pigment ink which is lightfast, water-resistant, and will write on almost any surface. The PC-5M medium 1.8mm-2.5mm bullet tip produces neat and precise lines and is ideal for colouring. The Uni POSCA is also permanent and bleed-proof on paper and card (as it absorbs into the fibres), and can be made permanent on the following:- Terracotta - by baking at 220°C for 45 minutes, then spraying with clear varnish- Porcelain – by baking at 160°C for 45 minutes, then spraying with clear varnish- Glass – by baking in the oven at 160°C for 45 minutes then spraying with clear varnish- Textiles – by ironing on reverse- Metal, plastic and wood – by spraying with clear varnish Specification Uni POSCA Marker Pen PC-5M Medium Dries quickly Full opaque matt finish Water-based paint marker Choose from the entire range of 49 colours The Posca has a medium bullet tip giving a line width of 1.8mm - 2.5mm Writes on... wood, textile, cardboard, metal, glass, stone, plastic, ceramics Produces opaque, vibrant colour writing on paper, plastic, glass and fabric Excellent for illustration, posters, signwriting or any of your other artistic needs