My engineer son has a side gig with his 3d printer - makes (and sells) life size Star Wars helmets. The finish work is done by hand, and the prep for the finish is pretty intensive - lots of filler and sanding. Fairing for you, Mo.
I do the photography for him, and tonight we did a shoot of his latest:
Some of his others:
Makeshift helmet shooting studio -
In case any of you are into such things. If not, disregard.