Jennifer Aniston flaunts her cleavage in a plunging gown as she poses up a storm for drinks campaign

Jennifer Aniston's the perfect combination of both brains and beauty. 

So Jennifer Aniston was undoubtedly the perfect choice to star in the latest Smartwater campaign. 

Proving that less is more, the 48-year-old actress was a vision of beauty in a series of black and white snaps as she beamed down the lens.