[PROBLEMS] To provide an armpit sweat sheet which can be easily put and surely prevent clogging or slippage. [MEANS FOR SOLVING PROBLEMS] An armpit sweat sheet comprising a sheet body absorbing sweat in the front face side and a pressure-sensitive adhesive layer located in the back face side of the sheet body, wherein: the sheet body has a flexible nature and is divided into an area in the sleeve side and the other area in the body side and the pressure-sensitive adhesive layer has multiple first pressure-sensitive adhesive parts which are located at intervals in the area in the sleeve side as described above.一種腋下用吸汗墊,係包含有於表側吸汗之墊主體、及設於該墊主體裡側之黏著劑層者。墊主體係具有可撓性,且被分割成袖側區域及身體側區域者;而黏著劑層係在袖側區域設有隔著間隔配置之複數第1黏著部者。根據該腋下用吸汗墊,不僅穿戴容易且可確實地防止歪曲或移位等。1‧‧‧吸汗墊2‧‧‧分界線4‧‧‧袖側區域6‧‧‧身體側區域10‧‧‧墊主體20‧‧‧黏著劑層20a‧‧‧第1黏著部20b‧‧‧第2黏著部