| 摘要 |
PROBLEM TO BE SOLVED: To prevent excessive pronation due to lowered arch during walking/running exercise, by improving a method of coupling the blade part of a shoe.SOLUTION: A Y-shaped reinforcement material is joined to a part corresponding to the inside vertical arch in the back material of a daily used shoe which has a blade part to be coupled with a prescribed fastener and which is used for ordinary walking exercise and, as necessary, the reinforcement material is strained to the outer side of the shoe.SELECTED DRAWING: Figure 4 |
