S M L XL XXL
Body Length at Back 28 1/2 29 1/2 30 1/2 31 1/2 32 1/2
Chest Width (Laid Flat) 20    21 1/2 23    24 1/2 26   
Sleeve Length from Center Back 18 1/2 19 1/4 20    20 3/4 21 1/2