On a gray disc shaped embroidered item, a yellow cross bottony throughout, surmounted by a green stylized evergreen tree, all within a green circular designation band, edged with a 1/8 inch (.32cm) green border and inscribed at top "LOYOLA" and below "UNIVERSITY" in silver gray. Overall diameter is 3 inches (7.62cm).
Gray and green are the universitys colors. The cross bottony and evergreen tree are taken from the seal of the university.
The shoulder sleeve insignia was originally authorized 9 February 1982. It was amended to add subdued colors and metric measurements on 7 November 1991, currently amended to update the manufactured drawings on 8 August 2014. (TIOH Drawing Number A-10S-79)