- High-quality sweatshirt that is heavy enough to endure the cold as well as the years
- Front pouch pocket, matching drawstring and rib cuffs
- Note: If you like your hoodies baggy instead of the perfect fit, go a size or 2 up
- 50% cotton and 50% polyester
- Preshrunk to minimize shrinkage
The 3rd Radio Researchd Unit (Detachment) were among the earliest U.S. military advisors in Vietnam;
3rd RRU later grew to become the 509th Radio Research Group
These occupations, which required a top secret clearance with Special Intelligence/crypto special clearances,
were essential to U.S. Cold War efforts. ASA units usually operated in four groups using revolving shifts to provide coverage twenty-four hours a day,
seven days a week.