An absorbent article having a vertical direction and a horizontal direction which are perpendicular to one another, equipped with a ventral-side outer member, a dorsal-side outer member, and an absorbent body for absorbing body waste, and also having an absorbent principal body having one end thereof joined to one section of the ventral-side outer member and the other end thereof joined to one section of the dorsal-side outer member in an overlapping manner, wherein: the ventral-side outer member and the dorsal-side outer member each have a lower region that overlaps the absorbent principal body in the vertical direction and does not overlap the absorbent principal body in the horizontal direction, and an upper region that does not overlap the absorbent principal body in the vertical or horizontal direction linear slits extending for a prescribed length in the horizontal direction and passing through one of the outer members are provided at prescribed intervals in the vertical and horizontal directions in the ventral-side outer member and/or the dorsal-side outer member and a value obtained by dividing the total length of the linear slits in the upper region by the length of the upper region in the vertical direction is smaller than a value obtained by dividing the total length of the linear slits in the lower region by the length of the lower region in the vertical direction.Linvention concerne un article absorbant ayant une direction verticale et une direction horizontale qui sont perpendiculaires lune à lautre, comprenant un élément externe côté ventral, un élément externe côté dorsal, et un corps absorbant pour absorber des déchets corporels, et ayant également un corps principal absorbant ayant une extrémité de ce dernier reliée à une section de lélément externe côté ventral et lautre extrémité de ce dernier reliée à une section de lélément externe côté dorsal dune manière chevauchante, dans lequel : lélément externe côté ventral et lélément externe côté dorsal
