Abstract: A shoe sole includes a sole body, and a reinforcing structure portion made up of a first reinforcing member and a second reinforcing member that are made of different members from each other. The first reinforcing member includes a first bar, and the second reinforcing member includes a second bar. The first bar is located on a medial foot side from the second bar. A portion of the first bar disposed in a midfoot portion extends along an oblique direction crossing both a front-rear direction and a left-right direction, and a portion of the second bar disposed in the midfoot portion extends crossing the left-right direction. The portion of the first bar disposed in the midfoot portion and the portion of the second bar disposed in the midfoot portion are located at least in part with a distance therebetween.

Abstract: A shoe sole includes a sole body, and a reinforcing structure portion made up of a first reinforcing member and a second reinforcing member that are made of different members of different materials from each other. The first reinforcing member includes a first bar, and the second reinforcing member includes a second bar. The first bar is located on a medial foot side from the second bar. A portion of the first bar disposed in a midfoot portion extends along an oblique direction crossing both a front-rear direction and a left-right direction, and a portion of the second bar disposed in the midfoot portion extends crossing the left-right direction. The portion of the first bar disposed in the midfoot portion and the portion of the second bar disposed in the midfoot portion are located at least in part with a distance therebetween.

Abstract: A shoe 100 includes a twist allowance part 22 and a medial reinforcement member 21 (bend restraining part). The twist allowance part 22 is provided in a medial part of a midfoot portion in a shoe sole 1 serving as a bottom portion and allows medial twisting of the heel side with respect to the toe side. The medial reinforcement member 21 is disposed on the twist allowance part 22 and restrains upward bending of the heel side in the medial part.