In reply to ezzle:
I'm a uk 9 and i Went for uk7.5 way less reduction compared to some of the posters above....
These were too painful for my feet... 8's in my opinion would have suited me better, but..I think the main problem with tight technical shoes is the shape does it match your feet?
Dont go off what anyone tells you TRY them on most shops have a little board set up so you test the feel on various holds.