PROBLEM TO BE SOLVED: To provide an outer fixed type disposable diaper giving comfortable feeling of wear, having stiffness (flexibility, elasticity) in front and rear both end parts in a width direction, and capable of preventing twists and folds to a skin surface side.SOLUTION: An outer fixed type disposable diaper 200 which comprises a skin surface side sheet, a non-skin surface side sheet, an absorber 23 interposed between the sheets, and an adhesive member 30 for fixing to the inner surface of an outer wear 100 is such that: the adhesive member 30 is provided in a width direction center part on the outside surface of the non-skin surface side sheet; and front and rear both end parts in the width direction of the disposable diaper 200 are folded so as to be stuck to the outside surface of the non-skin surface side sheet.SELECTED DRAWING: Figure 9COPYRIGHT: (C)2020,JPO&INPIT【課題】心地よい装着感を与え、幅方向の前後両端部に腰(しなやかさ、弾力性)があり、肌面側への捲れや折れを防止することができるアウター固定タイプの使い捨ておむつを提供する。【解決手段】アウター固定タイプの使い捨ておむつは肌面側シートと、非肌面側シートと、これらのシートの間に介在された吸収体23と、アウター100の内面に固定するための粘着部材30とを備えた、アウター固定タイプの使い捨ておむつ200において、前記粘着部材30は、前記非肌面側シートの外面の幅方向中央部に設けられ、前記使い捨ておむつ200の幅方向の前後両端部が折り返されて前記非肌面側シートの外面に貼り合わされている、ことを特徴とする。【選択図】図9