The Nike Flex Experience RN 4 Premium Women's Running Shoe is designed with a minimal mesh upper for a lightweight fit and flex grooves at the outsole for a natural range of motion.
GUIDE TO CHOOSE THE RIGHT SHOE SIZE:
Mens shoes come in narrow, medium and wide.
C or N - Narrow
D or M - Medium (normal)
E or W - Wide
Womens shoes come in narrow, medium, wide and extra wide
AA - Narrow
B or M - Medium (normal)
D - Wide
EE - Extra wide
Example 1: If your shoe length is 9 UK and you have normal feet (width wise) then your size would correspond to UK 9D for Men and UK 9M for Women.
Example 2: If you have wide or extra wide feet please choose your Size Length (e.g. UK 9) and either Width Size E (men) or EE (women)