US7=SIZE14=insole about 13.5cm

US7.5=SIZE14.5=insole about 14cm

US8=SIZE15=insole about 14.5cm

US8.5=SIZE15.5=insole about 15cm

US9=SIZE16=insole about 15.5cm

US10=SIZE17=insole about 16.5cm

US11.5=SIZE18=insole about 17.5cm