Our game-changing soft flask now holds even more fluid! At 18 ounces, the new ExoDraw features an integrated hand strap for ideal running efficiency, and a rigid ExoSpineTM to maximize comfort as the fluid level decreases.
• 18oz Soft Flask handheld with a spine
• Ergonomic hand strap for grip-free comfort and ideal running efficiency
• Rigid ExoSpineTM for superior hand feel and support
• Great add-on for all Nathan packs
• Hand strap is removable, allowing soft flask to be used in Nathan hydration vest pockets
• Removable neoprene sleeve offers insulation, and a tactile, sweat-free grip
• Expandable stash pocket for small items or nutrition