Nathan Soft Flask | 18oz

Staying hydrated during intense workouts, trail runs, or outdoor adventures requires a reliable hydration solution that keeps up with your pace. The Nathan Soft Flask delivers quick access to water and other beverages with a secure bite valve design that prevents spills and leaks, making it an essential companion for athletes and outdoor enthusiasts who demand performance without compromise.

This hydration flask combines practical engineering with user-friendly functionality to enhance your on-the-go drinking experience:

• Bite valve with high-flow domed post ensures controlled water distribution without unwanted spilling
• Blaster compression system lets you regulate liquid flow directly into your mouth
• 18oz capacity provides substantial hydration without excessive bulk or weight
• ExoSpine™ structural design compatible with all Nathan hydration vests for seamless integration
• Max Fill design with wide flange maximizes volume in a compact footprint
• 3D bottom shape allows the flask to shrink and collapse as you drink, reducing movement and sloshing
• Flexible, collapsible construction packs flat when empty for convenient storage and transport
• Fits perfectly in front vest pockets or back storage compartments for secure carrying

Available in a 20oz capacity option, this soft flask accommodates different hydration needs and preferences for various outdoor activities and workout intensities.

This flask is ideal for trail runners, cyclists, hikers, gym-goers, and anyone seeking a leak-free hydration solution that integrates seamlessly with existing gear.

Questions about the Nathan Soft Flask?

Reach out to our support team with any questions you might have!

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