An absorbent article having a main absorbent body and a belt portion, in which: a pair of joining portions that incline laterally outward from the upper side in the longitudinal direction toward each of a pair of leg openings and that join at least the main absorbent body and the belt portion are provided respectively to the front and rear the main absorbent body has a liquid-permeable sheet, an absorbent core, and a liquid-impermeable sheet the liquid-permeable sheet and liquid-impermeable sheet overlap the absorbent core in the direction of thickness of the main absorbent body and reach the upper side in the longitudinal direction beyond the absorbent core and a reinforcing means for increasing the rigidity of the absorbent core is provided at a position on the upper end portion of the absorbent core in the longitudinal direction.本發明之課題在提供一種,抑制來自皺紋的排泄物的漏出、外觀降低之吸收性物品。一種吸收性物品,係具有:縱向和橫向及前後方向,並且具有:沿著前述縱向的吸收性本體、沿著前述橫向的腰帶部、以及一對的腿圍開口部之吸收性物品,其特徵為:從前述縱向的上方側朝向前述一對的各腿圍開口部朝前述橫向外側傾斜,至少接合前述吸收性本體及前述腰帶部的一對的接合部分別被設在前述前後方向中的前側及後側,前述吸收性本體具有:液透過性薄片、吸收性芯、以及液不透過性薄片,前述液透過性薄片及前述液不透過性薄片,是在前述吸收性本體的厚度方向與前述吸收性芯重疊,並且,超過前述吸收性芯到達前述縱向的上方側,在前述縱向中的前述吸收性芯的上端部的位置,設有提高該吸收性芯的剛性的補強手段。1‧‧‧紙尿褲(吸收性物品)2‧‧‧吸收性本體3‧‧‧腿褶邊部3a‧‧‧絲狀伸縮性構件4‧‧‧腰帶部4a‧‧‧絲狀伸縮性構件20‧‧‧補強手段21‧‧‧補強區域(設有補強手段的區域)30‧‧‧補強薄片51‧‧‧第1接合部(接合部)52‧‧‧第2接合部(接合部)61‧‧‧吸收性芯LH‧‧‧腿圍開口部WH‧‧‧腰圍開口部
