Permanent marker mark on most hard-to-mark surface. Permanent marker have an alcohol based ink that is water and fade resistant. Use on plastic, metal, cardboard, vinyl, leather and glass surfaces. Ink color blackFine point tipMulti-purpose marking tool for marking hard-to-reach places like in drilled holes and tight cornersExtended reach permanent marker with special ink that works on most dry or wet surfacesDurable tipHeavy duty plastic case hooks easily on belt