- 100% comfortSoft cotton
- Double-needle stitching throughout
- Coverseamed neck with lay flat collar
- Tag-free neck label
- Shoulder-to-shoulder tape
- Comfortable rib knit cuffs
- Sport Grey is 99% cotton, 1% polyester; Light Steel is 90% cotton, 10% polyester
United States Army Sergeant First Class ( SFC ) is the seventh enlisted rank (E-7) in the U.S. Army, ranking above staff sergeant (E-6) and below master sergeant and first sergeant (E-8), and is the first non-commissioned officer rank designated as a senior non-commissioned officer ( SNCO ).