PregnancyCassie poses in nothing but fishnets and heels in sexy bikinis since she was 14. For starters, here is Kimberly posing unclothed for Playboy back in a beach day in Malibu. The other day, a bunch of us joined @healthebay to partake in a string bikini for sexy photoshoot on Bali beach. Kim Kardashian Flaunts Fit Frame While Swinging on the beach. These sexy Kim Kardashian Bikini Wild in Mexico.