International Size Guide

SIZE USA  
ADULTSTO FIT (CHEST)
S37"-39"
M40"-42"
L43"-45"
XL46"-48"
2XL49"-51"
3XL52"-54"
4XL55"-57"
5XL 58"-60"
YOUTHS
SIZE AGE CHESTHEIGHT
XS3/4 years 28"-30"37.5"-40.0"
S5/6 years 31"-32"42.5"-44.5"
M7/8 years33"-34"47.0"-49.5"
L9/11 years 35"-36"52.0"-56.5"
XL12/13 years37"-38"59.0"-61.0"