Men US6.5=UK6=EU39, Men US7=UK6=EU40=CM25, Women US5.5=UK3=EU36, Women US6=UK3.5=EU36.5, Women US6.5=UK4=EU37.5, Women US7=UK4.5=EU38, Women US7.5=UK5=EU38.5, Women US8=UK5.5=EU39, Women US8.5=UK6=EU40