1. The unit of measurement shown is millimeters.
2. Place your foot on a blank sheet of paper and mark the longest points at the front and back. The distance between these two points is your exact foot length.
3. There may be a slight difference between the left and right foot size. Use the larger measurement as the standard.
4. If you have a high instep and wide or fuller feet, choose a larger size; if you have a flat instep and slender feet, choose a smaller size.
5. The measured shoe size should be close to the size you usually wear. If there is a large difference, it means the measuring method was inaccurate or incorrect.