Men's Button Up Size Chart

Size Center Back Length Chest Circumference Sleeve Length From Shoulder
S 28" 44" 25.75"
M 28.5" 45" 25.75"
L 30" 47" 26.5"
XL 31" 49" 27"
2XL 33.5" 54" 29.5"
3XL 34.5" 55.5" 30"