|Kim Kardashian's Body Sculpting Tool|
Kim's so-called waist trainer - which looks a little like a cross between a boxing belt and a piece of 19th Century underwear - is the sculpting tool she swears by for keeping that miniature waist in shape.
And she's not the only A-lister who believes in the benefits of cinching it all in. Jessica Alba wore an Almighty Cincher by AMIA to help slim down her tummy after the birth of her second child. "I wore a double corset day and night for three months" she said, "it was sweaty but worth it.