Sharpie, Art Pen Porous Point Pen, Stick, Fine 0.4 Mm, Assorted Ink Colors, Black Barrel, 24/pack (SAN1983967)
Amazon.com : Shuttle Art Permanent Markers, 24 Pack Black Permanent Marker set,Fine Point, Works on Plastic,Wood,Stone,Metal and Glass for Doodling, Marking : Office Products