When trying to decide between two sizes, choose the larger size for a better fit.

Size Chest Body Length Shoulder to Shoulder Sleeve Opening
Small 18" 28" 5.875" 7.5"
Medium 20" 29" 6.875" 8"
Large 22" 30" 7.375" 8.5"
Extra LargeĀ  24" 31" 8.375" 9"
2X Large 26" 32" 9.375" 9.5"
3X Large 28" 33" 10.375 10"