A high-flow 15mm exchange tip delivered in pack of two for:

Fully refillable and Svenskt Arkiv certified for legal and financial records

Ink: oil-based permanent

fade and create astonishing watercolor effects

7mm core sharpens to a consistently fine

on the run otr 972 inkredible ink refill 120 ml Chrome Season A high-flow 15mm exchange tipExtremely permanent alcohol based ink with high UV resistance. Previously you could only get this in pre filled pens (On The Run OTR. 072 Inkredible Ink Marker 20 mm) but now it is also available in bottles. The ink is available in black or red and comes in a 120ml bottle with a pouring spout in the cap so you can easily refill your pens. See all products from On The Run here.