CamelBak Men's Zephyr Pro 1L

Made of tough but lightweight 40 denier ripstop Nylon, the Zephyr offers a snug fit. Features include a safety whistle, which is required in many trail running events. Phone pocket Adjustable chest straps Stretch pockets Fabric made of recycled fiber Reflective elements Four point compression system keeps the pack in check even when not filled to the brim Two 500 ml Quick Stow soft flasks are included in their dedicated pockets Detachable pole holder