Properties: archival

The ink is oil-based and permanent

has excellent coverage

touching the tip of one Parallel pen briefly against another loaded with a different color transfers ink between the two

of MTN's Water Based spray paints

on the run otr 012 s superflow empty squeeze marker 10 mm Skel Properties: archivalThe OTR. 012 S Empty Superflow squeeze marker comes with a 10mm round nib and empty squeezable body. Unscrew the lid, pop out the nib, and fill it with any OTR refill Soultip paint, marker paint, Hard To Buff ink, Flowpen ink, whatever you're running. Squeeze pressure controls your flow. Press hard for heavy output, ease up for thinner lines. Also works with most other paints, inks, or liquids if you want to experiment. Refillable body means you keep