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.
SizeWidth (inches)Height (inches)
Adult Small - Teal1827
Adult Medium - Teal2028
Adult Large - Teal2128
Adult XL - Teal23.530.5
Adult 2XL - Teal2631
Adult Medium - Teal