Includes 12 (16 fl oz ) cans of Rockstar Energy Drink | Rockstar’s original proprietary blend; bold since inception, established 2001​ | A fan favorite for over 20 years, the original 16 fl oz energy drink is formulated to provide an energy boost for those who lead active lifestyles​ | Enhanced with a blend of 161mg caffeine per 16 fl oz, B-vitamins, guarana to provide a natural source of caffeine, and taurine to give you that invigorating energy drink taste. | The original flavor is back! New look, same great tasting “OG” flavor. Same ingredients as the OG flavor, but with updated nutrition facts panel per FDA requirements​