Women file suit over 'slimming' underwear

The products carry names like iPant and Instant Slimmer, and are claimed to give women the shape and skin they dream about.

Made with special fabric, ads say the undergarments are "constructed with minerals and nutrients that are absorbed by the skin and can permanently change women's body shape and skin tone."

Annique Bellot and Tara Stefani disagree. The Massachusetts women are suing Maidenform and Wacoal America, saying they paid high prices for a product that doesn’t work.

The “magic” ingredient in the unmentionables is a fabric manufactured by Nurel SA of Spain. Research shows the

The East Bay Business Times says the civil suit begins by saying the ads "prey upon women's insecurities about their body images, because defendants know that the annual revenue of the U.S. weight-loss industry is $20 billion."

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The companies have yet to respond but there is precedent in similar cases.

In 2012, Skechers was ordered to pay $40 million to customers who bought their "Shape-Ups' shoes after the company promised they would help with weight loss.

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