Huili Official Women's Mary Jane Shoes, Summer 2026 Women's Shoes, Solid Color Retro Leather Shoes for Women, Black, Size 39

1. Place foot flat on a piece of white paper with a ruler nearby

2. Mark the heel and longest toe on the paper, measure the vertical distance between the two points for correct foot length

3. If there is a slight difference in length between feet, use the larger foot as the measurement standard

4. The measured data should be roughly the same as the usual shoe size, any significant deviation indicates an incorrect measurement method or imprecise data