What are Insignia?
Insignia are patches, badges, pins and arm bands that indicate military designations such as rank, membership in a branch or a particular unit, special authority such as Military Police, duty assignment, or prior service . Throughout military history, uniforms have always carried these insignia so others could tell at a glance the membership and relative authority of another soldier. While the meaning of insignia is usually clear to trained members of the service, they may be complex and obscure to outsiders. Here is a list of some common types of insignia. Each category is linked to the ebay listings for that category, thousands of individual items on sale today.