US5=EU36=Foot length 23cm/9.06 inches
US6=EU37=Foot length 23.5cm/9.25 inches
US7=EU38=Foot length 24cm/9.45 inches
US8=EU39=Foot length 24.5cm/9.65 inches
US9=EU40=Foot length 25cm
US9.5=EU41=Foot length 25.5cm
US10=EU42=Foot length 26cm
US10.5=EU43=Foot length 26.5cms