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Insulated Soft Flask with Bite Top
When you're running on warm summer days, it's nice to have a cold, refreshing drink. With the Nathan Insulated Soft Flask with Bite Top, you'll have 18oz of cool refreshment as you run. Its insulated design keeps fluids cooler 38% longer than non-insulated soft flasks so you can expect a refreshing drink even when you're several miles deep. And conveniently, the flask is compatible with all Nathan hydration vests.
- Insulated soft flask to keep liquids cool while you run
- 18oz provides you with plenty of on-trail refreshment
- Bite valve design prevents your liquids from escaping
- Insulated design keeps the contents cooler for longer
- Flask is compatible with all Nathan hydration vests
- Item #NAT004O
- Recommended Use
- road running, trail running
- Manufacturer Warranty
What do you think about this product?
December 11, 2019
- I've put it through the wringer
Fits my pack perfectly. Very happy with product.