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 - Brown 17 27 Adult Small - Sky Blue 17 27 Adult Small - Silver 17 27 Adult Medium - Brown 19 28.50 Adult Medium - Sky Blue 19 28.50 Adult Medium - Silver 19 28.50 Adult Large - Brown 20.50 30 Adult Large - Sky Blue 20.50 30 Adult Large - Silver 20.50 30 Adult XL - Brown 23 30 Adult XL - Sky Blue 23 30 Adult XL - Silver 23 30 Adult 2XL - Brown 24.50 31.50 Adult 2XL - Sky Blue 24.50 31.50 Adult 2XL - Silver 24.50 31.50 Adult 3XL - Brown 26 33 Adult 3XL - Sky Blue 26 33 Adult 3XL - Silver 26 33