M  Shoulder 17.7"  chest 21"x2  length 25" sleeve 25" 
L  Shoulder 18.1"  chest 21.65"x2  length 26.4" sleeve 26.4" 
XL  Shoulder 18.5"  chest 22.44"x2  length 26.77" sleeve 26.77" 
2XL  Shoulder 18.9"  chest 23.23"x2  length 27.95" sleeve 27.95"