S = 40" Chest, 17.625" Sleeve Length, 27.375" Center Back Length.
M = 42" Chest, 18" Sleeve Length, 28" Center Back Length.
L = 45" Chest, 18.5" Sleeve Length, 29" Center Back Length.
XL = 48" Chest, 19" Sleeve Length, 30" Center Back Length.
XXL = 51" Chest, 19.5" Sleeve Length, 31" Center Back Length.