XS - Body Length at Back: 27 Chest Width: 16 ½
SM - Body Length at Back: 28 Chest Width: 18
MD - Body Length at Back: 29 Chest Width: 20
LG - Body Length at Back: 30 Chest Width: 22
XL - Body Length at Back: 31 Chest Width: 24
2X - Body Length at Back: 32 Chest Width: 26
3X - Body Length at Back: 33 Chest Width: 28
4X - Body Length at Back: 34 Chest Width: 30
