If your foot breadth is wider than normal，and based on the conditions above，we suggest you choose one size larger!!!<br />Just for reference，please choose the right size according to your actual foot length.Thank you!!Wish you a happy shopping!<br />EU/FR 38= Foot Length 240 mm=US 6<br />EU/FR 39= Foot Length 245 mm=US 6.5<br />EU/FR 40= Foot Length 250 mm=US 7.0<br />EU/FR 41= Foot Length 255 mm=US 7.5<br />EU/FR 42= Foot Length 260 mm=US 8.5<br />EU/FR 43= Foot Length 265 mm=US 9.5<br />EU/FR 44= Foot Length 270 mm=US 10<br />EU/FR 45= Foot Length 280 mm=US 10.5<br />EU/FR 46= Foot Length 285 mm=US 11<br />EU/FR 47= Foot Length 290 mm=US 11.5<br /><br />Note:<br />1.Please be aware that due to your computer monitor display the color may have some difference between the picture and the physical item.<br />2.There is 2-3 cm difference according to manual measurement.<br />3.Please check the measurement chart carefully before you buy the item.