Pentel Arts Tradio Stylo Sketch Pen, Black - The Art Store/Commercial Art Supply

Stylo Sketch Pen – Pentel of America, Ltd.

Drawing Pens – KCAI Underground Art Store

Pentel Tradio Stylo Pen - Black Ink

Pentel Pentel Arts Tradio Stylo Sketch Pen, Black

Fountain Pens – St. Louis Art Supply

Pentel Arts Tradio Stylo Sketch Pen Refills, Black, Box of 12 (MLJ20-A) : Office Products

A flexible nib creates a variety of line widths, from thick to thin, depending on the angle and pressure applied Rich water-based dye ink dries

Pentel Arts Stylo Sketch Pen, Black Ink, 1 Pack (JM20BPAE)

Pentel Stylo Sketch Pen, Black - Artist & Craftsman Supply

Pentel Tradio Stylo Pen - Black Ink

Hacking the Pentel Pocketbrush