Right now (okay, right now in 1971) these two women are shrinking their waists, tummies, hips, and thighs, just by wearing a pair of space-diapers! They called it the "sauna belt," and thankfully, it never really caught on. [Modern Mechanix]
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I've never understood how these things were supposed to work.
What, was the heat supposed to turn the fat to oil, when it would then pass out of your system or something?
Also aren't they really more "Trim-shorts" than "Trim-Jeans"?