Tone, tighten, firm and strengthen your abs with The Flex Belt. Got strong, toned abs in just 30 minutes a day. Just ask Denise Richards, Jerry Rice, Adrianne Curry, Brian Wade, Janet Evans or Lisa Rinna. The Flex Belt is the only abdominal toning system cleared by the FDA for toning, firming and strengthening the stomach muscles. The Flex Belt patented EMS muscle stimulation technology is the same medical-grade technology that’s been used for thirty years in the health care industry, used by physical therapists to exercise the muscles of their patients who can’t do it for themselves. The Flex Belt generates deep, yet comfortable contractions that effectively firm, tone and strengthen all your abs, all at once – so you get a great workout in just 30 minutes a day.