Soft Flask with ExoSpine 18oz

Soft Flask with ExoSpine 18oz

$33.00
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Built as the perfect companion for hydration vests and packs, the Soft Flask with ExoSpineā„¢ 18oz 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.

Fully compatible with all Nathan hydration vests, this is the go-to flask for marathon, trail, and ultra runners who need a reliable add-on.

Specs & Features
  • Flask features Nathan's ExoSpineā„¢ for structure and stability
  • Bite valve features high flow domed post and blaster compression system that control the water distribution when you use it.
  • Max Fill design with wide flange and 3D bottom shape for more volume in shorter dimension
  • Flexible design shrinks as you drink reducing the movement and easily packs away when empty.
  • Works great with all NATHANĀ® hydration vests, packs, and wide compression belts
  • Capacity: 18oz/532mL
CLASSIC DESIGN

Our timeless bite valve helps liquids from escaping so you can keep yourself hydrated no matter how far you go.

CLASSIC DESIGN
SIMPLY COMPATIBLE

Your 18oz Soft Flask with ExoSpineā„¢ is perfectly compatible with all NATHANĀ® hydration vests.

SIMPLY COMPATIBLE