Fiber-tip oil-based paint markers are ideal for use on porous and non-porous surfaces. Quick-drying paint is weatherproof plus resists rough handling and various chemicals. For industrial applications as well as for personalization and decorative purposes. Vibrant highly visible opaque colors make bold crisp lines. Acid-free and archival safe. Marker Type: Art; Color(s): Green; Tip Type: Medium; Ink Types: Non-Washable.