The article (2) has an elasticizing unit (28) provided in a belly section (4) and a back section (6). An absorption body (7) is arranged between a liquid-impermeable back sheet material and a top sheet material of a crotch section (8). A projection (62) of the back and top sheet materials is of 25 percentages in a transverse direction (16) over both sides of the body with respect to a maximum width of the crotch section. The crotch section overlaps 12 percentages of a surface of the bulge section and 20 percentages of the surface of the back section.