Dear Customer :
Thanks a lot for choose our QIFENG brand !
Here are some tips about size before you buy it,
Please choose the shoes size according to your foot length, NOT insole length.
*****If your foot is 23.7cm, please choose size 38.*****
If your feet is wide or thick, please choose a larger shoes size.
Before choose your size , you’d better measure your feet length.
How to Measure Feet Length
Please measure your feet length carefully, with the method of the picture below: