I had 40 and 41 ordered me the shoe in size, as some customers have written that he slightly too large fails. I usually have size 40th However, as I like to have a further winter warm sole inserts and socks dressed in boots, size 41 was ideal. 40 would become too narrow. If someone purely slips only in tights, is probably 40 sufficient. It is true what a customer wrote that you can easily ride up the back of the heel. However, I have been running it for half an hour and now there is a problem no longer, because the leather heel shape has adapted. Only this should be just remember before ordering - or - to compare Order two sizes and return a.