- Solid colored t-shirts are 100% combed ringspun cotton, however, heathered colors could contain a cotton/polyester blend
- Preshrunk to minimize shrinkage
- Double-needle sleeve and bottom hems.
The rank title of sergeant first class (SFC) existed in the Army from 1890 until 1920 when it was eliminated in an army-wide simplification of enlisted ranks which had grown into a system containing 128 different rank insignia.