12 pieces rolling ball pens, quick-drying ink 0.5 mm extra fine point pens liquid ink pen rollerball pens (black ink) frienda <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