4 Pcs Refillable Fountain Pen Transparent Caligraphy Pens for Writing Upgrated Fine Nib Piston Filling

【Piston Refill】The ink refillable fountain pen adopts a piston refill ink design, Dip the nib into the ink, tighten the knob to retract the piston, and suck the ink directly from the bottle into the pen.

• 【Large Capacity】The ink capacity of this colored fountain pens for writing has been increased to twice that of ordinary fountain pens, a large amount of ink is injected at one time, and the use time is longer, suitable for people who use fountain pens for writing for a long time.
• 【Transparent and Beautiful】The fancy luxury pen adopts a transparent pen body, which not only makes the cell look full of vitality. You can also see the remaining ink level at any time.
• 【Smooth Writing】The nib of the quick-drying ink pen is an F-type fountain pen nib, which is smooth to write and more comfortable to use than a ballpoint pen; it is not easy to slide casually, easy to control, and is more suitable for calligraphy and daily writing.