Go ahead and sweat it out! Nuun Tablets replenish your body with electrolytes, vitamins, and minerals so you stay properly hydrated during physical exercise. DETAILS  Does not contain sugar or carbohydrates No extra calories typically found in sports drinks Tablets stored in a 4 x 1.25 in plastic tube Tube fits in pocket or backpack Made in USA SPECS  Best Use:   Multisport Best Consumed:   During Activity Serving Size: 1 tablet per 16 oz of water Calories per serving:    8 grams Net Weight:   2.25 oz