Chest Length  Shoulder Neck
Small 37-38 28.5 17 14.5
Medium 39-40 29 18 15
Large 41-42 30 19 16
X-Large 43-44 30.5 20 17
2X-Large 45-46 31 21 17.5
3X-Large 48-49 31.5 22 18.5