Problem to be solved: to provide an absorbent article capable of appropriately absorbing the body fluid flowing through the inner thigh to fit the hip of the wearer who takes the posture of the side lying position or the half side lying posture.Solution: absorbent article 100 having an absorbent body 10 having an absorbing body disposed between a plurality of sheet members, absorbent body 10 is provided with a surface part 1 having a surface in contact with the waist of a wearer, and a right and left side surface extending from top surface 1 toward the surface of the surface 1 of the surface opposite surface of the skin 1 A space 4 is formed between the left and right side walls 2 and 3 and has a three-dimensional shape.Diagram【課題】側臥位又は半側臥位の姿勢を取る着用者の股下にフィットし、内太腿を伝って流れる体液を適切に吸収できる吸収性物品を提供する。【解決手段】複数のシート部材間に配置された吸収体を有する吸収性本体10を備えた吸収性物品100であって、吸収性本体10は、着用者の股下に当接する面を持つ天面部1と、この天面部1の肌非対向面側に向かって天面部1から延在する左右の側面部2,3とを有し、これら左右の側面部2,3の間に空間4が形成された立体的形状をなしている。【選択図】図1