Below, you will learn how to find your US size for suit jackets, blazers and coats, and also your Letter Size (XS-XXXL).
First. you need to take your correct measurements. Then proceed here to find your right US size.
Men's US sizes for suit jackets, coats and blazers are based on the chest width and your height. When you measure your chest, you should stick a finger between the measuring tape and your body. The result simply equals your jacket size.
Depending on your height, you then have to choose between short (S), regular (R) or long (L).
|MEN'S SIZE STANDARDS - US LETTER SIZES|
|Neck (inches)||13-13 1/2||14-14 1/2||15-15 1/2||16-16 1/2||17-17 1/2||18-18 1/2||19-19 1/2|
|Sleeve (inches)||31 1/2-32||32 1/2-33||33 1/2-34||34 1/2-35||35 1/2-36||36-36 1/2||36 1/2-37|