Kill Cliff was developed by a former US Navy Seal and has quickly become one of the most trusted recovery drinks among military personnel, competitive athletes, and fitness experts. This flavor is a new, refreshing blend of Wild Raspberry & Blueberry, chock full of the valuable micro nutrients your body can lose during high intensity workouts. By drinking one of these 12 oz. cans before or after you train, you can help sustain energy longer in the gym or bounce back quicker for whatever else the day has in store. Better still, Kill Cliff contains zero sugar and just 15 calories.