Size (inches) SMALL Body length: 25.75 Chest: 22.5 Sleeve length: 24 Neck width: 10.6 MEDIUM Body length: 26.5 Chest: 23.5 Sleeve length: 24.5 Neck width: 10.85 LARGE Body length: 27.5 Chest: 24.5 Sleeve length: 25 Neck width: 11.1 X-LARGE Body length: 28.25 Chest: 25.5 Sleeve length: 25.5 Neck width: 11.4 2X-LARGE Body length: 28.5 Chest: 27 Sleeve length: 26 Neck width: 11.6