Gray ribbon
Appearance
The gray ribbon, like similar awareness ribbons, is worn or displayed as a political statement.
The ribbon has been used in a variety of manners:
* Diabetes awareness [a] * Brain cancer awareness [b] * Asthma awareness [b] * Vote annulation (Mexico)
a ^ http://www.diabetes123.com/services/grayribbon.htm retrieved March 18, 2008
b ^ a b <http://www.productsforthecure.com/pages/ribbons.html retrieved May 22,2008