If you’re unsure of which colours to get

Why not have a look at our large selection of ink and paint refills as well

To prolong the lifespan of the filters

available in 8 vibrant colors

to finished work of art

on the run otr 970 hard to buff ink refill 210 ml MTN Water Based markers and spray paint If you’re unsure of whichBlack alcohol based ink that adheres to most surfaces. Works great with most pumpmarkers and squeezepens. The bottle contains 210 ml ink, and it even has a smart pouring tip, making it super easy to fill your markers without making a mess! Comes in smaller bottles as well: On The Run OTR. 970 Hard To Buff Ink 120 ml.