<br>12 Pieces rolling ball pens, black super quick-drying ink 0.5 mm extra fine point pens liquid ink rollerball pens <br> <br>Specification: <br>Size (approx.): 14 cm/ 5.5 inch in length <br>Color: black liquid ink <br>Type: roller ball <br> <br>Features: <br>Super quick-drying for not mess your hands and paper. <br>Built-in precision ink output regulator and smooth writing. <br>No ink leaking. <br>Visible ink supply, easy to see how much ink only left. <br>Extra fine point (0.5 mm), fit for precise writing. <br> <br>Package includes: <br>12 x black Rolling ball pens