Uncap your imagination with POSCA PC-5M Paint Markers, featuring water-based paint to customize, create, decorate & mark anything that inspires you. Medium, bullet tip (1.8 to 2.5mm) ensures a clear, precise paint line & beautiful color. Markers are designed for all types of professions including artists, hobbyists, decorators, surfers, skaters & more. Use these markers for coloring, line drawing & ornamentation on a multitude of surfaces. Dilute, mix & blend the paint ink to create stunning effects for your indoor or outdoor projects. POSCA paint ink is permanent on porous surfaces & erasable on most smooth, nonporous materials. Nontoxic, opaque paint will empower your creativity.