It looks like a cut-and-sew garment, similar to a long-sleeved sweatshirt from the Belgian army. It's likely an old item. This is a Belgian army sweatshirt from the 1970s-80s. The neck has a thick ribbed design, giving it a rugged look. It has a neat silhouette, typical of military undershirts. It appears to be from 1979, as indicated. Width: 46 Length: 71 U.S. Army German Army French Army