1. Sit upright in a chair.
2. Place your feet on A4 paper and draw a ballpoint pen at a right angle to follow the shape of your feet.
3. Measure the circumference of the ball of the foot at the widest part of the sole.
4. Measure the circumference of the highest instep.
5. Measure the circumference from the heel to the highest part of the instep.
6. Measure your ankle circumference over your pants.
7. After sitting on a chair at a right angle, when you pull your heel toward the chair, your calf will be the thickest.
At this time, measure the circumference of the thickest part of the calf.
8. Measure the circumference around the center of the bone protruding under the round bone of the knee.
9. When I got up from my seat and took a riding posture
Measure the total length from the bottom where the heel touches to 1cm below the knee fold.