Size Details:
Size Back Length Neck Chest
XS 19cm/7.5" 23cm/9.1" 25cm/9.8"
S 24cm/9.4" 31cm/12.2" 34cm/13.4"
M 28cm/11.0" 33cm/13.0" 36cm/14.2"
L 32cm/12.6" 43cm/16.9" 42cm/16.5"
XL 38cm/15.0" 51cm/20.1" 48cm/18.9"
SIZE NOTE: Compare the detail sizes with yours, please allow 1-2cm differs due to manual measurement, thanks.