Hydrapak Soft Flask Outdoor
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The 11.8 fl. oz. Hydrapak SoftFlask 350 Outdoor Collapsible Bottle makes keeping hydrated simple. It's got a large filling port, a handy shut-off valve and a design that stores easily in your pocket.
The Soft Flask Outdoor by Hydrapak adds three new sizes with larger filling ports, shut off valves, and optional hand strap, dust covers, or carrying loops. These SoftFlasks are the same high-performance, collapsible material as the original versions but now with more fluid capacity in a drink delivery system thats easily compressed and stored with modular capability.