Absorbent article with an absorbent layer having an opening extending therethrough

An absorbent article comprising longitudinal side edges, transversal end edges, a fluid permeable topsheet, a fluid impermeable backsheet, and an absorbent core located between said topsheet and said backsheet, said absorbent core comprising a first absorbent layer having an opening extending therethrough and a fluid flow control structure located between said first absorbent layer and said backsheet, wherein the first absorbent layer has a longitudinal front portion, a longitudinal back portion, and a narrow transversal transition located between said front portion and said back portion, the width of the narrow transversal transition is 50-75% of the widest transversal width of the front portion of the first absorbent layer, and 20-50% of the longitudinal length of the opening is located in the front portion of the first absorbent layer,

• wherein a second absorbent layer is located between the fluid flow control structure and the backsheet, and the second absorbent layer has a smaller surface area than the first absorbent layer.