An update to our popular soft flask handheld that started it all, this 14-ounce version features an integrated hand strap and rigid ExoSpine™ for superior comfort and efficiency.
- 14 oz /414 mL BPA-FREE soft flask with bite valve
- The rigid ExoSpine™ creates superior hand feel and support for the soft flask
- 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 position provides superior grip
- Small stash pockets for gels or a key