Nicole Richie And Jessica Alba Show Off Their Bikini Bodies

Lifes a beach for Nicole Richie and Jessica Alba who flaunted their sensational bikini bodies during a holiday in St Barts and RadarOnline.com has the sizzling photos.

Making it hard to believe they each have two kids, they left little to the imagination as they showed off their slimline physiques in barely there black swimwear on Saturday.

PHOTOS: Jessica Alba & Nicole Richie Show Off Their Bikini Bods

The celebrity pals are enjoying some adult time away from their children by vacationing with a group of friends.

They all soaked up the sun as they floated in the ocean on inflatables.

PHOTOS: Ireland Baldwin Strips Down Into Swimsuits For Modeling Shoot

While Alba cozied up to her husband, Cash Warren, Richies other half, Joel Madden was absent from the party.

Its no wonder Richie was keen to strip down since shes been working hard to get her body in shape with intense training sessions with Tracy Anderson and dieting on Pressed Juicery Cleanses too.

Alba recently confessed to Womens Health magazine however that she hates exercising.

I like doing dance classes. Thats fun, she said. Like hip hop class, mixed with like core pilates-type exercises. And sometimes I do sprint intervals just because I hate working out.