Size Specification:<br />EU/FR 39= Foot Length 245mm=US6.5<br />EU/FR 40= Foot Length 250mm=US7.0<br />EU/FR 41= Foot Length 255mm=US8<br />EU/FR 42= Foot Length 260mm=US8.5<br />EU/FR 43= Foot Length 265mm=US9.5<br />EU/FR 44= Foot Length 270mm=US10 <br />This is the standard size of leather shoes， Less one size than sport shoes. Eg.If you wear 40 size sport shoes at ordinary times， you can choose this shoes 39 size.If your foot breadth is wider than normal，Please choose one size larger.Just for reference，please choose the right size according to your real foot length.Thank you!Wish you a happy shopping!