Scotchlight Retroreflective film or Avery's product is quite useful...

The Giant is covered in 3M Scotchlight, the GT's covered in Avery films.
Got the 3M from FastSigns.
Got the Avery film from
Multicraft Plastics.
7298 Southwest Tech Center Drive
Portland, OR 97223-8046
(503) 352-0970
That and alot of spare time can create stunning results. (
Lightweights for wheels is on the spokes).
Abyssinia
K'Tesh