Lightfast black pigmented ink which produce opaque smooth flowing lines. Quick drying to reduce smudging. nib sizes
0.2
0.5 
0.8
 
Set of 3 has nibs 0.1- 0,3 -  0.5
Set of 6 has nibs  0.05 -0.1- 0.2 - 0,3 - 0.5 -0.8