SIZE
CXS
CS
CI
CM
CL
AP
AS
AM
AL
AXL
1X
2X
3X
Chest
21-22
22-23
23-24
25-27
28-29
30-31
32-34
35-37
38-39
40-42
43-45
46-48
49-50

 
Chest: Measure under your arms, around the fullest part of your chest. 

Garment sizing varies from garment to garment. Use the above sizing chart as a general guide. Measurements shown in inches.