Huili Official Women's Shoes, 2026 New Summer Sneakers for Women, Simple Casual Shoes for Women, White-Gray Size 39

1. Prepare a sheet of white paper and a standard ruler

2. Place your foot flat on the paper and mark the heel and the longest toe with a pen

3. Measure the vertical distance between the two points to determine the correct foot length

4. If there is a slight difference in length between your left and right foot, use the measurement of the larger foot as the standard