A skin material comprising: a first fibrous base material whose front face is a first color red, and a second fibrous base material whose front face has a white region, red region and black region in the geometric pattern recorded on said front face and is laminated on a back face of the first fibrous base material or a first fibrous base material whose front face is a first color dark gray and, a second fibrous base material whose front face has a white region, a red region and black region in the geometric pattern recorded on said front face and is laminated on a back face of the first fibrous base material or a first fibrous base material whose front face is a first color gray, and a second fibrous base material whose front face has a white region, a gray region and a black region in the geometric pattern recorded on said front face and is laminated on a back face of the first fibrous base material, wherein the first fibrous base material has a through hole penetrating the first fibrous base material in a laminating direction of the first fibrous base material and the second fibrous base material, wherein a dimension of the through hole in a first direction orthogonal to the laminating direction is set to a first value, wherein a dimension of the through hole in a second direction orthogonal to both the laminating direction and the first direction is set to a second value, wherein a dimension of the through hole in the laminating direction is set to a third value, wherein the first value is set to be 0.38 times or more and 12 times or less with respect to the third value, wherein the second value is set to be 0.38 times or more and 12 times or less with respect to the third value. a first fibrous base material whose front face is a first color red, and a second fibrous base material whose front face has a white region, red region and black region in the geometric pattern recorded on said front face and is laminated on a back face of the first fibrous base material or a first fibrous base material whose front face is a first color dark gray and, a second fibrous base material whose front face has a white region, a red region and black region in the geometric pattern recorded on said front face and is laminated on a back face of the first fibrous base material or a first fibrous base material whose front face is a first color gray, and a second fibrous base material whose front face has a white region, a gray region and a black region in the geometric pattern recorded on said front face and is laminated on a back face of the first fibrous base material, wherein the first fibrous base material has a through hole penetrating the first fibrous base material in a laminating direction of the first fibrous base material and the second fibrous base material, wherein a dimension of the through hole in a first direction orthogonal to the laminating direction is set to a first value, wherein a dimension of the through hole in a second direction orthogonal to both the laminating direction and the first direction is set to a second value, wherein a dimension of the through hole in the laminating direction is set to a third value, wherein the first value is set to be 0.38 times or more and 12 times or less with respect to the third value, wherein the second value is set to be 0.38 times or more and 12 times or less with respect to the third value.