Nathan 18oz Insulated Soft Flask for Running and Hiking – Fits All Nathan Vests
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Category: nathan exoshot

About this item
- INSULATED – Keeps your water cooler 38% longer than a regular flask.
- BITE VALVE – Our timeless bite valve keeps liquids from escaping and allows for a quick and easy drink while running.
- SOFT FLASK – Designed to fit seamlessly into your hydration vest, backpack, or pocket. Works with all Nathan vests.
- Large 18oz capacity, and easy to clean! BPA FREE.