Nathan Pinnacle 18oz Soft Flask Backpack Guaranteed for Good™: Covered by

Guaranteed for Good™: Covered by Cotopaxi's lifetime warranty and repair program

A breathable engineered mesh upper promotes airflow to keep your feet cool and comfortable throughout your run

reducing the workload on your joints and allowing for a more efficient running gait

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Body: 100% Recycled Polyester (Alpenex II™ Heather Fleece)

Nathan Pinnacle 18oz Soft Flask Backpack Guaranteed for Good™: Covered byThe Ultimate Soft Flask Experience: Grip Free Comfort for the Long Haul. Upgrade your hydration game with the Nathan Pinnacle Soft Flask Handheld 18oz. Built specifically for runners who want premium soft flask performance in a larger capacity, this handheld features advanced ExoShot technology paired with an ultra comfortable, grip free mesh strap. Whether you are attacking marathon training, technical trail runs, weekend hikes, or long endurance