1These insoles can stimulates the foot bottom acupoint to promote the blood circulation, relieve muscle ache, improve sleep, promote the body's metabolism 28 magnetic points is arranged especially according to the foot acupoint 3Three layers: The outer layer is made of quality PU leather, wear-resistant and breathable; the middle layer and the inner layer are made of superior EVA material, elastic and shock-absorbent 4Can be cut in accordance with your needs 5Great gift to the elderly, your father, mother, friends, coworkers, etc.