A position confirmation sheet 20 of a sanitary tampon comprises: a disposition indicator unit 21 that indicates a position for aligning the confirmation sheet along the strand member disposed outside the body with the absorber being inserted into the body and an insertion position indicator unit 22 that indicates an appropriate position of the end of the strand member 12d disposed outside the body when the absorber is appropriately inserted into the body and the position confirmation sheet is aligned along the strand member according to the disposition indicator unit.