Nathan - Soft flask

Built as the perfect companion for hydration vests and packs, the Soft Flask with ExoSpine™ 18oz (insulated also available) is a large-capacity soft flask designed to fit in front vest pockets or as an extra in back storage. The classic bite valve gives you control over flow so liquids go where you want them, not down your chest.

Built as a versatile add-on for hydration vests, packs, and compression belts, the Tapered Soft Flask 14oz features a tapered shape that contours comfortably in front vest pockets. The classic bite valve gives you control over flow so liquids go where you want them.