Please Check As Reference:
US5=EURO35 fit for foot length about 22.5cm
US6=EURO36 fit for foot length about 23cm
US6.5=EURO37 fit for foot length about 23.5cm
US7.5=EURO38 fit for foot length about 24cm
US8.5=EURO39 fit for foot length about 24.5cm
US9=EURO40 fit for foot length about 25cm
US9.5=EURO41 fit for foot length about 25.5cm
US10=EURO42 fit for foot length about 26cm
US10.5=EURO43 fit for foot length about 26.5cm
US12=EURO44 fit for foot length about 27cm
US13=EURO45 fit for foot length about 27.5cm
