Water-based paint marker ideal for most surfaces! Provides great coverage and dries quickly. A great mess free way to paint! POSCA paint markers are permanent on porous surfaces, can be removed from glass and do not bleed through paper. Suitable for use on most surfaces including paper, wood, ceramic and terracotta, porcelain, glass, papier mache, air dry clay, rocks, fabric, metal and plastic. Odourless. Features a bullet shaped tip with a 1.8 - 2.5mm stroke.