Coca-Cola Zero, or Coke Zero, is a no-calorie variation of Coca-Cola marketed specifically to health-conscious men. It has the same taste as regular Coke but contains no sugar. Coke Zero uses digital marketing campaigns including videos on YouTube, promotions on Facebook and Twitter, mobile apps, and "drinkable" ads that allow viewers to redeem coupons for Coke Zero through their smartphones. The document provides details on Coke Zero and examples of its digital marketing strategies like the "Drinkable Commercial" during the NCAA basketball tournament.