Compare the watermark obtained by stepping on A4 paper with the footprint shown below, and you can know your corresponding arch type. The footprint of high arch is characterized by the separation or almost separation of front foot and rear foot; The characteristics of flat-footed footprints are that the front and rear soles are too smooth and there is almost no obvious curvature; Normal arch is between the first two. For example, after comparison, the footprints in the above picture should correspond to the normal arch.
Take a pair of shoes that you often wear and judge according to the position of the worn part of the sole.
The worn parts of the soles of normal arches are:
The worn parts of high arch soles are:
The worn parts of the soles of flat feet are: