Hi Tec C is Japanese model which is know as G Tec C in many countries.
Hi Tec C 0.25mm features an Hyper fine tip!
0.25mm Needle point ball tip makes it possible to draw 0.13mm thickness lines.
Nano Gel Ink (Super fine Bio-Polymer Ink) guarantees smooth flow & no blobs.
No ink bleeding or paper feathering (always sharp and crisp!).
Alcohol based ink/marker resistant when dry. (* NOT WATER RESISTANT!)