A Bronze medal, 1 ¼ inches in diameter, with a view of a polar landscape and the standing figure in Antarctica clothing facing to the front between the horizontally placed words ''ANTARCTICA'' on the figure’s right and ''SERVICE'' on the figure’s left. On the reverse is a polar projection with geodesic lines of the continent of Antarctica across which are the horizontally placed words ''COURAGE'', ''SACRIFICE'', and ''DEVOTION'', all within a circular decorative border of penguins and marine life.
Suspension Ribbon Clasp
On a metal clasp, 1 ¼ inches in width and ¼ inch in height, inscribed with the words ''WINTERED OVER'' in raised letters within a 1/32 inch rim. The metal color of the clasp is Bronze for the first winter, Gold for the second winter and Silver for the third winter.
Service Ribbon Attachment
On a metal disc, 5/16 inch in diameter, a superimposed delineation of the Antarctica continent. The metal color of the ribbon attachment is Bronze for the first winter, Gold for the second winter and Silver for the third winter.