★ US Military Surplus, Deadstock, Unused, ARMY Long Sleeve T-Shirt. The material is not cotton or polyester, but a new material called AKWATEK, which is very soft and comfortable against the skin. AKWATEK regulates the heat and sweat released from the body, providing a comfortable fit regardless of the temperature. The front features reflective ARMY print that reflects light, making it ideal for night training. Size M: Approximately shoulder width 51cm, sleeve length 63cm, body width 52cm, length 70cm. COMFORT TECHNOLOGIES AKWATEK MADE IN U.S.A. 100% AKWATEK POLYESTER M SPO100-99-D-CB71 8415-01-465-7363 ...This is from the FY99 order... Unlike commercially available items, this is a US government-issued item with a contract number! ★★★We have other military items for sale. Please take a look. c10241 Size...XL Color...Gray Sleeve length...Long sleeve Pattern/Design...Print (logo, etc.)