Nathan Pinnacle 18 oz Flask

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Built for runners who want premium soft-flask hydration in a larger capacity, the Pinnacle Soft Flask 18oz Handheld features our advanced ExoShot flask technology in an updated car rier with a grip-free mesh strap that contours to your hand. Ideal for marathon training, trail runs, hikes, and longer efforts where extended hydration and comfort both matter. The 3D soft flask collapses as you hydrate to minimize size, and a wrap-around pocket secures keys or nutrition Show more