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Air Arch Running
It is said for one to take the walking width of from 20,000 to 25,000 steps to complete a marathon. It is the key point to minimize the fatigue by effectively dispersing the shock wave conveyed from the soles of the feet to the loin through the knee and the inside of a thigh.
(It is also important to take out maximum momentum with the minimum energy.) Recently, the technique of a marathoner is being changed. The toe parts contact the earth surface first than the heels of the feet. Air Arch Marathon copes effectively with the changed modern running technique. It also renews lowering elasticity of the marathon shoes.
Amazon AirArch by AAEBON
Ebay AirArch by AAEBON