I've been burning through some of the latter books in the Dune series recently and thinking, how come no one ever costumed a Stillsuit? Surprisingly little on Google, not even good pictures of props unless you want the Lynch stillsuits.
I think the Harrison Dune that was on the SciFi Channel had suits more accurate to the book, check out the attached picture. I couldn't find a decent full body shot of them but you get the idea.
Also, for fellow Dune fans, here's a video I found on YouTube I found amusing -