FixProblem: forward movement, backward movement, lateral movement, dash, steep stop, moving to unpredictable direction from sudden stop, and twisting of uncontrollable sports shoes such as jumping.Solution: from the approximate center portion of the midsection of the midsole 2 to the toe direction of the midsole toward the toe of the midsole and extending toward at least one edge of the inner edge and outer edge of the midsole, and the midsole of the midsole A reinforcing material 6 having a hardness higher than that of the midsole is deposited on the midsole with the extension pieces 11 and 12 extending to at least one end edge of the inner edge of the dsol and the outer edge end.
展开▼