Nathan Peak Hydration Waist Pack Color:Black/Gold 18oz Creating the upper in a

Creating the upper in a single piece not only creates a seamless

Back zippered pocket fits most phones

A trampoline-inspired forefoot pod is positioned on the medial side of the outsole

Each serving contains 100 mg of caffeine and delivers 25 grams of carbohydrates

Nathan Peak Hydration Waist Pack Color:Black/Gold 18oz Creating the upper in aBuilt for runners who want single flask waist belt hydration with smart storage, the Peak Hydration Waist Pack features an angled, insulated holder that keeps your SpeedDraw flask close at hand with one handed access and a no bounce ride. Ideal for marathon training, road runs, and trail miles where you want hydration without a vest. An expandable zippered stretch pocket fits most large format smartphones, and an external shock cord adds extra