rock the sock 

Campaign to raise awareness of testicular cancer. Thought to be first used in the US by Testicular Cancer Awareness Network before gaining popularity in Europe. ROCK the SOCK, Sock on a Cock, Cock in a Sock and many others used this in a movement to raise money and awareness of testicular cancer.

Testicular Cancer Awareness Network caused a worldwide movement with their ROCK the SOCK campaign!

rock the sock by Scot Mac Ruaid hri May 17, 2014