1. Choose the size according to your foot length (don't choose the size according to your country's usual size!)
2. Foot length insole length outsole length eg USA 4.5(25.5cm). This 25.5cm is the length of the media insole only.
3. better choose 1-2 size larger if your foot is a little wide or chest is a little thick.
4. Light and camera equipment and monitors may cause color difference.
5. Allow 0-0.5cm size error due to manual measurement.