Ribbon: Yellow with 3 narrow red central stripes and green edges.

Instituted: 8 July 1965.

Awarded: To members of the Armed Forces of the United States who served at any time between July 4, 1965, and March 28, 1973, in Vietnam or its contiguous waters or airspace; or, for any period of service during the same time period in Thailand, Laos, or Cambodia or the air spaces thereover and in direct support of operations in Vietnam.