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HOW TO TAKE MEASURES
To measure your foot is simple, you just need a white sheet, a pencil and a rule of centimeters:
1. Stand your foot on a wall with the sheet below. This step is very important, the heel of the foot should touch the wall.
2. With the pencil firmly mark the place where the tip of your foot comes (usually the big toe).
3. Take the rule and measure the distance between your heel and the first mark you made.
4. By last, compare measurements with our size chart.
You have doubts? more information here