PROBLEM TO BE SOLVED: To provide a disposable product with a heat generator mounted thereto in which heat generated from the heat generator is transmitted to the human body as a proper temperature and sweat is transpired even when the sweat is generated from the human body with the heat.SOLUTION: Disposable underpants 100 with a warming function comprises: a cover sheet 400 formed of a laminated sheet obtained by laminating first and second permeable fibrous sheets and fibrous material and an elastic member which are provided between the first fibrous sheet and the second fibrous sheet and a heat generator 105 mounted between the cover sheet 400 and a heat generator mounting part 402.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2018,JPO&INPIT【課題】発熱体から発生する熱が身体に適度な温度として伝わり、しかも熱で身体から発汗があった場合も汗を的確に蒸散できる、発熱体取り付け使い捨て製品を提供する。【解決手段】加温機能付き使い捨てパンツ100は、通気性を有する第1と第2の繊維状シートと、第1の繊維状シートと第2の繊維状シートとの間に設けられる繊維材料及び弾性部材とを積層してなる積層シートから形成される被覆シート400と、発熱体取付部402の間に取り付けた発熱体105とを備えてなる。【選択図】図2