From the soft flask handheld that started it all, our 14oz updated version features an integrated hand strap and rigid ExoSpine™ for superior comfort and efficiency. With small stash pocket, this is the perfect pairing for marathons, trail running, hiking, cycling, climbing and any other outdoor activities.

Ergonomically-designed hand-strap provides grip-free comfort, and maximizes running efficiency. Breathable wicking mesh under hand position provides superior grip while the ExoSpine™ creates superior hand feel and support for the soft flask.

• 14 oz /414 mL BPA-FREE soft flask with bite valve
• Rigid ExoSpine™ provides support for easy carry
• Ergo-designed hand strap provides grip-free comfort and maximizes running efficiency
• Soft flask can be easily removed from sleeve, and used in Nathan® hydration vest pockets
• Breathable wicking mesh under hand provides superior grip
• Small stash pockets for gels or a key
• Storage capacity: 8.5 cu in / 0.1L
• Weight with soft flask: 2.0oz / 57g