Dong-a Miffy Oil Based Ink Ball Point Pen Excellent Writing Black (Pack of 24 Pens)
Brand: Dong-A
Pen Type : Ballpoint Pen-(Balck ink) Pack of 24 Pens
Point Size : 0.5 mm / Made in Korea
Ink Type : Oil-based /Snap button type
Size: approx. 155 x 10 mm (6.1 x 0.4 inches)
It is very popular in Korea due to style and convenience.