S: bust 25.4-29.3 in

M: bust 29.3-31.2 in

L: bust 31.2-33.2 in

XL: bust 33.2-37.1 in

2XL: bust 37.1-39 in

3XL: bust 39-42.9 in

4XL: bust 42.9-44.9 in