The seller lists the shoes as "wide or narrow". This is misleading, I wear a D shoe which is neither wide nor narrow so which one would you choose? The standard size rating according to OS Wikipedia is as follows. AAA, AA, A, B, C, D, E, EE, EEE is a typical North American system that conforms to Brannock device standards, corresponding to system B is tight, C is normal. , D is medium, E is broad, EE is very broad, and so on.