Originally Posted By: paramedicpete
The tester, in my opinion did not test the vest as stand-alone survival garment and changed the parameters by placing his coat over the vest. If used in combination with an over-garment, then yes it should increase the insulation value of either the vest or coat by itself. I would like to see if he still felt it worked without his overcoat.

The instructions on the packaging state "For maximum warmth wear AeroVest on top of your shirt and under your jacket. Inflate after your jacket is on."

I can't really envision a realistic scenario where you would require an AeroVest and wouldn't already have a jacket or waterproof shell on.

Jim
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My EDC and FAK