A shoe sole comprising: a sole body (111, 112) provided with a tread, the sole body having a thickness direction orthogonal to the tread; and a shock absorber (1D1) assembled to the sole body (111, 112), wherein the sole body (111, 112) includes at least a midsole, the shock absorber (1D1) is disposed so as to be aligned with the midsole in a direction intersecting the thickness direction, the midsole includes a first opposing surface (1 11a) that is opposed to the shock absorber (1D1) in the direction intersecting the thickness direction and inclined with respect to the thickness direction, the shock absorber (1D1) includes a shock absorbing portion having a three-dimensional shape formed by a wall in which an outer shape is defined by a pair of parallel curved surfaces and a plate-shaped fixing wall that is provided on a side where the first opposing surface is located as viewed from the shock absorbing portion and includes a second opposing surface opposed to the first opposing surface, the fixing wall is located so as to be inclined with respect to the thickness direction such that the second opposing surface is parallel to the first opposing surface, and the shock absorber (1D1) is fixed to the midsole by bonding the first opposing surface and the second opposing surface through an adhesive layer, characterised in that: the shock absorbing portion includes a plurality of three-dimensional structure bodies obtained by changing a shape of a unit structure body (U') thickened based on a unit structure of a triple periodic minimum curved surface, a shape of each three-dimensional structure body in an unloaded state is a shape obtained by changing the shape of the unit structure body (U') so as to follow a change in shape of a unit space (S') that is a regular hexahedron shaped space occupied by the unit structure body (U') into a trapezoidal space, and the plurality of three-dimensional structure bodies are arranged in a row along the fixing wall such that an inclined end included in each of the plurality of three-dimensional structure bodies is connected to the fixing wall. a sole body (111, 112) provided with a tread, the sole body having a thickness direction orthogonal to the tread; and a shock absorber (1D1) assembled to the sole body (111, 112), wherein the sole body (111, 112) includes at least a midsole, the shock absorber (1D1) is disposed so as to be aligned with the midsole in a direction intersecting the thickness direction, the midsole includes a first opposing surface (1 11a) that is opposed to the shock absorber (1D1) in the direction intersecting the thickness direction and inclined with respect to the thickness direction, the shock absorber (1D1) includes a shock absorbing portion having a three-dimensional shape formed by a wall in which an outer shape is defined by a pair of parallel curved surfaces and a plate-shaped fixing wall that is provided on a side where the first opposing surface is located as viewed from the shock absorbing portion and includes a second opposing surface opposed to the first opposing surface, the fixing wall is located so as to be inclined with respect to the thickness direction such that the second opposing surface is parallel to the first opposing surface, and the shock absorber (1D1) is fixed to the midsole by bonding the first opposing surface and the second opposing surface through an adhesive layer, characterised in that: the shock absorbing portion includes a plurality of three-dimensional structure bodies obtained by changing a shape of a unit structure body (U') thickened based on a unit structure of a triple periodic minimum curved surface, a shape of each three-dimensional structure body in an unloaded state is a shape obtained by changing the shape of the unit structure body (U') so as to follow a change in shape of a unit space (S') that is a regular hexahedron shaped space occupied by the unit structure body (U') into a trapezoidal space, and the plurality of three-dimensional structure bodies are arranged in a row along the fixing wall such that an inclined end included in each of the plurality of three-dimensional structure bodies is connected to the fixing wall. the shock absorbing portion includes a plurality of three-dimensional structure bodies obtained by changing a shape of a unit structure body (U') thickened based on a unit structure of a triple periodic minimum curved surface, a shape of each three-dimensional structure body in an unloaded state is a shape obtained by changing the shape of the unit structure body (U') so as to follow a change in shape of a unit space (S') that is a regular hexahedron shaped space occupied by the unit structure body (U') into a trapezoidal space, and the plurality of three-dimensional structure bodies are arranged in a row along the fixing wall such that an inclined end included in each of the plurality of three-dimensional structure bodies is connected to the fixing wall.