I just save, buy everything of interest, step into the changing room and try it all on, then  reload and then actually buy the stuff that I know looks nice and fits properly.   :dance:
Ok, ok, I know that is not a mod solution.  But hey, this is not the mod forum.  Sorry, I'm not aware of such a mod, but I bet there is one.  If you don't get enough good leads here, you could try asking on the mod forum.