Even easier - just apply the shader to V4’s material zones.
The V4 morphs include a “spandex” morph for the hips. It smooths out her booty so it looks like spandex, not paint.
Yes, but if you want to do things like add cut-outs. laces up the side or other ‘fancy’ stuff, it’s hard to do if you’ve used her skin. Where a bodysuit and a transmap will get you whatever you want.