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 - Teal Body Black Trim1927
Adult Medium - Teal Body Black Trim2129
Adult Large - Teal Body Black Trim2229
Adult XL - Teal Body Black Trim2330
Adult 2XL - Teal Body Black Trim2430.5