Refill Color:

G-3205 double-headed black enhanced version

G-3205 double red

G-3205 double head blue

G-3005 single head black 0.5mm

G-3005 single head red 0.5mm

G-3005 single head blue 0.5mm

G-3010 single head black 1.0mm

G-3010 single head red 1.0mm

G-3010 single head blue 1.0mm

G-3208 double head black

G-3208 double red

G-3208 double head blue