How to Choose USA Size？
Choose your size according to your feet length, the size chart below.
Notice: if your foot is a little wider or your instep is a little higher,we suggest you can choose one size bigger, thanks
How to Measure Feet Length？
Please measure your feet length carefully ,with the method of the picture below:
For Big Size: 9, 10 10.5 ,it is new models as pic show
