This is a 30ml refill for any of the Chrome Effect pens.
Liquid Chrome Effect can also be airbrushed. Simply squeeze the liquid into an airbrush bowl or use with a fine tip brush.
To protect the shine and keep from marring, use Spaz Stix Ultimate Clear Coat.
Disassembly of the pen for refilling can be tricky. Here's a 3 min. video to make it easier.
One 30ml refill tube.