Need to get your caffeine and sugar intake in check? Vessyl can do that for you. Not only can this high-tech mug make sure you’re hydrated, it automatically knows what you pour in it, and keeps a log of everything you consumed. It even has a nifty external display that shows calorie, sugar and caffeine count to keep you honest and help you achieve your goal. Pair it with your smartphone for more accurate net calories and hydration info.
