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)
Junior Small - Carolina Blue15.524
Junior Medium - Carolina Blue16.526
Junior Large - Carolina Blue1725.5
Junior XL - Carolina Blue1826