A pants-shaped absorbent article having an up-down direction, a left-right direction, and a front-back direction that intersect each other, and having a waist opening and a pair of leg openings, the pants-shaped absorbent article comprising: an absorbent main body having an absorbent core; and an exterior member joined to the absorbent main body, the exterior member having an overlaid portion in which a first sheet member, a second sheet member, and a third sheet member are overlaid in order from a skin side to a non-skin side in a thickness direction, the first sheet member and the second sheet member being joined by being intermittently welded in a plurality of welded portions, an elastic member being arranged between the second sheet member and the third sheet member, the second sheet member and the third sheet member being joined using an adhesive; wherein a length of the second sheet member in the up-down direction is shorter than a length of the first sheet member in the up-down direction, and the plurality of welded portions are formed so as to straddle at least one end portion in the up-down direction of the second sheet member in a portion in the left-right direction. having an up-down direction, a left-right direction, and a front-back direction that intersect each other, and having a waist opening and a pair of leg openings, the pants-shaped absorbent article comprising: an absorbent main body having an absorbent core; and an exterior member joined to the absorbent main body, the exterior member having an overlaid portion in which a first sheet member, a second sheet member, and a third sheet member are overlaid in order from a skin side to a non-skin side in a thickness direction, the first sheet member and the second sheet member being joined by being intermittently welded in a plurality of welded portions, an elastic member being arranged between the second sheet member and the third sheet member, the second sheet member and the third sheet member being joined using an adhesive; wherein a length of the second sheet member in the up-down direction is shorter than a length of the first sheet member in the up-down direction, and the plurality of welded portions are formed so as to straddle at least one end portion in the up-down direction of the second sheet member in a portion in the left-right direction. an absorbent main body having an absorbent core; and an exterior member joined to the absorbent main body, the exterior member having an overlaid portion in which a first sheet member, a second sheet member, and a third sheet member are overlaid in order from a skin side to a non-skin side in a thickness direction, the first sheet member and the second sheet member being joined by being intermittently welded in a plurality of welded portions, an elastic member being arranged between the second sheet member and the third sheet member, the second sheet member and the third sheet member being joined using an adhesive; wherein a length of the second sheet member in the up-down direction is shorter than a length of the first sheet member in the up-down direction, and the plurality of welded portions are formed so as to straddle at least one end portion in the up-down direction of the second sheet member in a portion in the left-right direction.