on the run otr 970 hard to buff ink refill 120 ml multivariantcolorpicker to see which specific colours

to see which specific colours are included in this set

but we recommend water-based acrylic markers

as well as wet mediums such as gouache or watercolor washes

You can also check out the slightly wider Pilot G-2 Gel Rollerball Pen

The black BK417-A version is certified according to ISO 12757-2

on the run otr 970 hard to buff ink refill 120 ml multivariantcolorpicker to see which specific coloursBlack alcohol based ink that adheres to most surfaces. Works great with most pumpmarkers and squeezepens. The bottle contains 120 ml ink, and it even has a smart pouring tip, making it super easy to fill your markers without making a mess! Comes in even bigger bottles as well: On The Run OTR. 970 Hard To Buff Ink 210 ml.