Includes: 1x 22 oz. Plastic bottle + comfort grip lid 3x flavor cartridges. GoSip Black Cherry. Caffeine content: 30mg/1.5ml. Finally, water is your favorite beverage. LifeSip Fruit Punch: Fruit Punch is a classic. A little citrus. A little sweetness. It's like the classic rock of flavors; the perfect blend of fruity notes that just works. FitSip Mixed Berry: Whether it's game day or leg day, our Mixed Berry flavor has the electrolytes you need to help push through your most rigorous workouts. Burpees don't stand a chance. GoSip Black Cherry: Give your taste buds a wake-up call. Our energy-enhanced Black Cherry flavor will keep you hydrated and caffeinated so you can stay focused. And awake. Your water your way. Customizable flavor dial. Cirkul's patented flavor dial allows you to adjust up or down the amount of flavor each time you take a sip! 1 cartridge = six 20 oz. bottle fill-ups. Each Cirkul cartridge contains enough flavor to create the equivalent of six 20 oz. standard beverages. It's like a 6-pack of your favorite drink in your pocket! Always a clean bottle. Cirkul's patented flavor cartridge technology makes sure that your delicious flavor never mixes inside the bottle itself, keeping the bottle clean. Better for the environment. 84% Reduction in plastic. One Cirkul Sip contains about the same amount of plastic as a standard 20 oz. bottled beverage. Since each Cirkul Sip on average allows you to fill your bottle six times, you're saving five plastic bottles from waste each time you enjoy a Cirkul Sip! 96% less shipping weight. One Cirkul Sip contains the equivalent to almost 9 pounds of bottled beverages. That's because Cirkul's technology removes all of the hard-to-ship water from the beverage equation! Less weight means less shipments on the road and no more lugging heavy cases of beverages from the store!