size34=foot length 22cm
size35=foot length 22.5cm
size36=foot length 23cm
size37=foot length 23.5cm
size38=foot length 24cm
size39=foot length 24.5cm
size40=foot length 25cm
size41=foot length 25.5cm
size42=foot length 26cm
size43=foot length 26.5cm
size44=foot length 27cm

Note: the foot length is the distance from the longest toe to the heel.
Please stand when measuring the foot length.
If you don't know how to choose the size, please contact our online customer service.