If you have a heat gun you'll want to very lightly run it over the surface of the plastic to make sure the mold is picking up the detail from the form.

Neon signs are cool, but they can be fragile and expensive if you need a custom design. If you’d rather make your own on the cheap, you can use EL wire, some simple plastic tubing, and a heat gun.

Each kit contains a plastic firing mechanism and skeleton, layers of cardboard "skin" for the gun that are either glued or clipped on, eight gold shells, 50 pieces of premade ammunition, a mold ...