An absorbent article with a longitudinal direction and a transverse direction and including an absorption body enclosed in a cover, wherein the cover has a fluid-permeable surface and a fluid-impermeable surface and wherein the absorption body has at least one absorption layer, exhibiting a penetrating slit with a first cut edge and a second cut edge. The absorption layer is shaped by the material on both sides of the two cut edges being moved in a direction essentially at right angles to the slit and being locked in the moved position.