Multiliner SP inking pens are pigment-based, and provide the highest quality for all your inking needs. Ink cartridges and replacement nibs are available so you never need to throw these durable aluminum bodied pens away.
Multiliner SP Features:

Pigment-based inking pens
Refillable with SP refill cartridges
Black 10 sizes – including 0.03mm thru brush
Aluminum body
Waterproof & archival
Compatible with Copic Markers
Photocopy safe