POSCA paint markers are excellent multi-surface, creative pens. The uni POSCA paint marker contains water-based pigment ink which is lightfast, water-resistant and will write on almost any surface. The POSCA markers are permanent markers on paper, card and wood and can be made permanent on various other surfaces including terracotta, porcelain, glass, textiles, metal, plastic and wood. These multi-use marker pens are available in a number of vibrant, opaque solid colours which can be mixed while the paint is wet and overlay colours on top of one another when they dry. Excellent for customisation, up-cycling, illustration, posters, fine art or sign-writing. Supplied in a pack of 8 pens in assorted nib sizes.