EUR 39=US 7=245mm， EUR 40=US 7.5=250mm， EUR 41=US 8=255mm， <br />EUR 42=US 8.5=260mm， EUR 43=US 9=265mm， EUR 44=US 9.5=270mm， <br />EUR45=US 10=275mm， EUR46=US 10.5=280mm<br />  Please choose the right color， we send you the color according to the color option(Color Word). The first picture is white， so you need to choose the color word-White !!!<br />For Example， you wear size EUR 39， this shoes you need to choose EUR 40. Because this shoes is smaller one size. Large wide foot choose one more size again.<br />Color: White(first picture)， dark blue， light blue， black