Dress comfortable and safe, solid and durable.
Stretch the muscles and meridians, toxic waste vent.
Consume excess fat.
Speed up the excretion of sweat glands.
The promkotion of human metabolism, enhance immunity.

A sauna suit is basically a waterproof tracksuit that retains your body heat and perspiration while doing different workouts while wearing it.
As you exercise, heat and sweat build up inside the suit that should help shed weight off.