Okay, then I guess I am going to have to find a decent garbage bag and buy one of these vests and do a comparison.

Now the question is, where will I find a place in central Florida cold enough to test them both?

Looks like I am still going to have to purchase a big chest freezer too.
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The ultimate result of shielding men from the effects of folly is to fill the world with fools.
-- Herbert Spencer, English Philosopher (1820-1903)