Worn on the Army Service Uniform (ASU) and Army Green Service Uniform (AGSU) Sold Two Per Pack Made to Government Specifications per the Institute of Heraldry Nail Backing with Butterfly Clips Made in the USA Distinctive Unit Insignia 41st Infantry Regiment DUI Unit Crest are sold one pair per pack. A silver color metal and enamel device 1 9/32 inches (3.25cm) in height overall consisting of a shield blazoned Azure, within an annulet Or a martello tower Argent masoned Sable. On a canton of the third a six-bastioned fort Vert charged with a mullet of the third (for the 36th Infantry). Attached below the shield a silver motto scroll inscribed "STRAIGHT AND STALWART" in Black letters.