Camera: D80 Tokina 11-16mm lens @ 15mm f10 13 second exposure. ISO100.
Strobist: SB-900 1/8 power with red gel and diffusion cap camera left. Second bare SB-900 at 1/4 power with magenta gel behind me camera right. Both fired rear curtain synch.
Triggered with Yongnuo triggers.
The lightpainting was done with the Penki iPhone appplication from the Dentsu advertising agency.
There was a small amount of post regarding levels, sharpening and saturation. Otherwise this was one shot, (almost) straight out of camera.