All suspensions are brutal but there aren't many as tough as the hog tie suspension. Ask Winnie Rider if u watch her around. It may be the cruelest thing we do to her all day.
These are enormous restraint bondage mixed with penetration, pet play, confinement, caging, human furniture, and suspension. PVC, latex and rubber are often used also. This serves to reinforce the gals' helplessness by adding some other layer of harness.