Tailwind stick packs are perfect for fueling on the go. Just tear and pour into a water bottle for 200 calories of Tailwind goodness, no mess, no fuss. Caffeinated Tailwind meets all your calorie, hydration, and electrolyte needs just like you’d expect, plus it adds 35mg of caffeine per 100 calories. Caffeine is proven to significantly enhance high-intensity and endurance performance.