You're likely familiar with Camelbaks, the backpack-style water bottles that have been around for several years. Well, some enterprising folks have adapted the design and marketing a bit. Introducing the Beerbelly.

The company also markets a product for women who aren't keen on sporting an expanded midsection, and who'd perhaps prefer a beverage other than beer: the Winerack is worn just as you might imagine.
Anybody out there got one of these things? Where have you used it?