An abdominal exterior member (30) provided on the wearer's ventral side, and a dorsal exterior member (40) provided on the wearer's dorsal side, having a vertical direction, a lateral direction, and a thickness direction orthogonal to each other And a diaper (1) provided on at least one of the abdominal exterior member (30) and the back exterior member (40) and having an elastic member (35) along the lateral direction, and having a thickness Through-holes (50) are provided through the skin-side sheets (31, 41) and non-skin-side sheets (32, 42) laminated in the direction from the skin side to the non-skin side. (50) overlaps the elastic member (35), and in the lateral direction, the elastic member (35) is discontinuous in the through hole (50), and is a region (301) along the outer edge of the through hole (50). ) At least partly of the skin side sheet (31, 41) and the non-skin side sheet (32, 4). ) And they are not joined together.互いに直交する縦方向と横方向と厚さ方向と、を有し、着用者の腹側に設けられる腹側外装部材（３０）と、着用者の背側に設けられる背側外装部材（４０）と、腹側外装部材（３０）及び背側外装部材（４０）の少なくともいずれか一方に設けられ、横方向に沿った弾性部材（３５）と、を備えるおむつ（１）であって、厚さ方向に積層された肌側シート（３１，４１）及び非肌側シート（３２，４２）を肌側から非肌側に貫通する貫通孔（５０）が設けられており、縦方向において、貫通孔（５０）は、弾性部材（３５）と重なっており、横方向において、弾性部材（３５）は、貫通孔（５０）内で非連続であり、貫通孔（５０）の外縁に沿う領域（３０１）の少なくとも一部では、肌側シート（３１，４１）と非肌側シート（３２，４２）とが互いに接合されていない。
