Width is measured across the chest below the sleeves from seam to seam. Height is measured from the bottom of the shirt to the highest point on the shoulder (where the seam meets the neck). Please note that each product has its own specific sizing chart.

Size Width (inches) Height (inches) Adult Small - Navy Blue 17.5 27.5 Adult Small - Silver 18 27 Adult Medium - Black 19.5 28 Adult Medium - Navy Blue 19.5 27.5 Adult Medium - Silver 20 28 Adult Large - Black 21 29 Adult Large - Navy Blue 21.5 29.5 Adult Large - Silver 22 28.5 Adult XL - Black 23 30 Adult XL - Navy Blue 23 30.5 Adult XL - Silver 23.5 30 Adult 2XL - Black 26 31 Adult 2XL - Navy Blue 25 32 Adult 2XL - Silver 25 31 Adult 3XL - Black 27.5 32 Adult 3XL - Navy Blue 27 33 Adult 3XL - Silver 25 32