US Army OG-106 Cap Size about 6 1/2"

US OG-106 Cap Size about 6 1/2".

US Army OG-106 Cap Size about 6 1/2" A classic military field cap in authentic OG-106 olive drab, the standard-issue headwear of the US Army during the Vietnam War era and beyond. This vintage piece features the characteristic unstructured crown and adjustable rear closure typical of period-correct examples. The OG-106 shade—a warm, muted olive green—remains iconic among military collectors and reenactors. The approximately 6 1/2" sizing accommodates most adult heads comfortably. Whether displayed as part of a uniform collection, worn for historical reenactment, or preserved as a standalone artifact, this cap represents an essential component of Cold War–era American military kit. Condition and provenance details available upon request. A foundational piece for serious collectors of US Army uniforms and field gear.