As a responsible seller，we recommend the buyer to measure your foot first.Ang pls according the foot length to chose the the US Size to place the order.Basic，most of our customer are satisfied with the size.But we cannot guarantee 100% customers can fit the shoes.So we cannot responsible for the special cases on size.<br />Due to the different measurement and artificial，A difference of 1~3cm is normal.<br /><br />We using imported sandwich mesh fabric，the bottom is soft EVA.Soles can be bent，curled，wear-resistant slip.People can wear it to go skiing，hiking，beach playing playing，dancing，running and so on.You deserve to get.<br /><br />The shoes' size (US size ，EU size) may be not fit the standard of your country，<br />please measure your foot length，<br />and chose the right shoes' size!If you do not how to chose，please tell us your foot length，and<br />we will give the right size!The ERU size is only for reference，just trust the foot length!THS!