Add badge or icon to Featured Products images throughout site
 

I was wondering if/how I could dynamically add some small graphical icon/badge to my featured products that would show up in the rest of the site, not on the home page.

Sorta like when amazon adds a percent off icon (see img)
http://ecx.images-amazon.com/images/P/0803734522.01._SL110_PE32_OU01_SCLZZZZZZZ_V1730126 71_.jpg