This shoes style matches janes and casual clothes. And it can make your foot smaller and minimizes them, especially for the people whose foot are fatter. Since we are an international transaction, our shoes may run larger or smaller than the standard sizes you are used to. It's better to choose the correct size from our product description before ordering. Generally,the inner length of the shoe=feet length+0.236IN or 0.393(If you feet is wide or fatty,you can plus 0.393 IN.Otherwise,0.236IN is suitable). Another good idea is to measure the inner length of the shoe as your most suitable shoe.(which is equal to the insole length) . Then chose the size follow our the inner length of the shoe.The heel of the shoes is 3.15IN SizeUS5=EU35(CN35)=8.858IN the inner length of the shoe. SizeUS5.5=EU36(CN36)=9.055IN the inner length of the . SizeUS6.5=EU37(CN37)=9.251IN the inner length of the shoe. SizeUS7=EU38(CN38)=9.448IN the inner length of the shoe . SizeUS8=EU39(CN39)=9.645IN inner length of the shoe .