Socialite Kim Kardashian has posted photos of her sexy bikini-clad body on Twitter.

Kardashian, 29, who is newly single after splitting up from New Orleans Saints running back Reggie Bush, is in Miami with her sisters as they tape their reality show.

“Working on my tan today!” the New York Daily News quoted her as tweeting on March 27, along with a sexy photo of herself.

“What a relaxing day on the boat with my sisters!” she added.