16th ADA (Air Defense Artillery) Group Unit Crest (Vigilant Guardians) - Sold in Pairs ISLAND_8B~AFR-8093 and Coast Guardsmen

and Coast Guardsmen

and the self-powered Tritium micro lights allow you to use it in low-light conditions

and ODU uniform

United States Army 3rd Military Intelligence Battalion Unit Crest (Winged Vigilance)

Sonar Technicians are responsible for the the Navy's underwater surveillance

16th ADA (Air Defense Artillery) Group Unit Crest (Vigilant Guardians) - Sold in Pairs ISLAND_8B~AFR-8093 and Coast GuardsmenUnited States Army 16th ADA (Air Defense Artillery) Group Unit Crest (Vigilant Guardians) Criteria: Unit Crests are unique to each unit in the U. S. Army and are officially known as Distinctive Unit Insignia although most Soldiers refer to them as "Unit Crests." The insignia design is derived from the coat of arms authorized for a unit. All personnel assigned to the organization wear the insignia, except general officers, the Sergeant Major of the