I am enjoying my Craftwell eBrush. It came with a few adapters with more adapters coming soon...meanwhile I figured a way to use my SU, Distress, and CTMH markers. I cut one of those pencil sponge type grips so that I could wrap it around the pen and use the Prismacolor adapter. While I really like the Sharpie look, for a smoother look I would use the alcohol ink markers.
Here's what I've done so far..
Sharpie metallics work wonderful for airbrushing.
On this one I airbrushed burlap ribbon. My next item to airbrush is going to be glass