TOMBOW
Rollerball refill
Roller skate refills Black or blue 0.5 mm, 0.7 mm or 1 mm And 3 line widths (0.3, 0.5, and 0.7 mm), which correspond to 3 ball diameters (0.5, 0.7, and 1 mm).
Roller skate refills Black or blue 0.5 mm, 0.7 mm or 1 mm And 3 line widths (0.3, 0.5, and 0.7 mm), which correspond to 3 ball diameters (0.5, 0.7, and 1 mm).