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 ExoSpine™ 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
The rigid ExoSpine™ 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