You could go without water pretty easily on a run around the neighborhood, but when you're heading out for a couple of hours at a time you're gonna need some replenishment, and lots of it. Bring along the Ultimate Direction Fastdraw 600 Water Bottle for easy hydration that won't weigh you down. An ergonomically designed FlexForm 600ml (20oz) water bottle rests seamlessly in a Cool Wick Air Mesh strap for an easy and comfortable carry that rests naturally in your hand. Ultimate Direction knows that the dedicated endurance athlete needs more than water, which is why there's an integrated stretch mesh storage pocket for energy gels and other snacks, letting you easily reach for that extra boost to keep you moving over long miles on the road or trail.