Size Chart:
M---Length: 40cm/15.7inch
Upper Circumference: 25-33cm/9.8-13inch
Lower Circumference: 13-21cm/5-8.3inch
Suitable Weight: less than 60kg
L---Length: 41cm/16.1inch
Upper Circumference: 27-35cm/10.6-13.7inch
Lower Circumference: 15-23cm/5.9-9.1inch
Suitable Weight: 60-70kg
XL---Length: 42cm/16.5inch
Upper Circumference: 29-37cm/11.4-14.6inch
Lower Circumference: 17-25cm/6.7-9.8inch
Suitable Weight: 70-80kg
XXL---Length: 43cm/16.9inch
Upper Circumference: 31-39cm/12.2-15.4inch
Lower Circumference: 19-27cm/7.5-10.6inch
Suitable Weight: more than 80kg
Notes: Please allow 1-2cm measuring deviation due to manual measurement.