Problem of the present invention is that, female sanitary towel wear sanitary napkin installation when and deviate or unwanted 2nd sanitary napkin on and generate adaptation decline, menses are leaked from sanitary napkin, while being also prevented from the offer that sanitary napkin without sense of discomfort is installed while adaptation raising as far as possible. Solution is, the mode of the women part for the median plane pair in section that first extrusion bar groove of the body fluid liquid permeability surface sheet from absorber towards the sanitary napkin for squeezing compression bar ditch clips in sanitary napkin is lengthwise along the second extrusion bar groove, end is that third is squeezed bar groove along the mode of semi-oval by the 1st extrusion bar groove of basic point left and right ends at end 2 before and after the second extrusion bar groove, and the point of the body fluid liquid permeability surface patch contact on the extended line for the rear and front end that flap portion that sanitary napkin is arranged in or so is equipped with is i points or so in face of the i points at 2, the outside draw arc curve by the 4th extrusion bar groove setting. In Fig. 1
