The Bronze medallion is 1 3/8 inches in width. On the obverse is a Roman sword hanging on a tablet and is inscribed ''FOR SERVICE IN THE SPANISH WAR''. It is surrounded by a wreath, and the sword is sheathed to indicate National Guard Service in the Continental United States, not in combat. The reverse has the coat of arms of the United States over a scroll inscribed ''FOR SERVICE'' surrounded by a wreath with the insignia of the Infantry at left, Artillery at the bottom and Cavalry at right.
The ribbon is 1 3/8 inches in width. It is composed of the following vertical stripes: 3/32 inch Emerald 67128; ¼ inch Golden Yellow 67104; 5/8 inch Emerald; 1/4 inch Golden Yellow; and 3/32 inch Emerald.