Sizes Small fit chest 36 - 38 inch
Sizes Medium fit chest 38 - 40 inch
Sizes Large fit chest 40- 42 inch
Sizes Xlarge fit chest 42 - 44 inch
Sizes XXlarge fit chest 44 - 46 inch
Sizes XXXlarge fit chest 46 - 48 inch
Sizes 4Xlarge fit chest 48 - 50 inch
Sizes 5Xlarge fit chest 53 - 54 inch
Sizes 6Xlarge fit chest 56 - 58 inch