We went in he tried some on and we actually bought that pair, no complaining that they squeezed funny bits of his feet, no trying to buy them 2 sizes up because he's adamant that the right size doesn't fit him, no trouble finding slip on ones in his size, no picking by grip size...
It took minutes
I'm all

It's amazing the things that make you happy, lol, still he is 15, I suppose that's 14 yrs of practise before we did it painlessly 
anybody else happy about something that should be straightforward anyway? lol