rank insignia of <i>soldado profesional</i> (Professional Soldier) of the Colombian Army. Number in the middle of line indicates amount of years of service. Under 5 years the insignia shows a number of lines instead , each one representing a year of service.
<a href="//commons.wikimedia.org/wiki/User:Camilo_Sanchez" title="User:Camilo Sanchez">Camilo Sanchez</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>