Those spandex uniforms on TNG were worse than you thought...

Not only were they generally unflattering (unless you were Denise Crosby) and tended to ride up in people's areas, they stank to Warp Factor Nine. According to costume designer Bob Blackman in this archived interview with the BBC unearthed by Fast Company Design: » 12/10/13 2:06pm 12/10/13 2:06pm