A waist belt for an absorbent article has an inner surface facing the wearer during use and an outer surface facing away from the wearer during use. The belt includes a first belt end section provided with a fastening component and a second belt end section provided with a mating fastening component. Each one of the fastening component and the mating fastening component includes a first mechanical connector structure and a second mechanical connector structure. Each mechanical connector structure is capable of forming a mechanical interconnection with the other mechanical connector structure, and is incapable of forming a mechanical interconnection with an identical structure. Further, the fastening component and the mating fastening component are mechanically connectable via the first mechanical connector structure and the second mechanical connector structure. The disclosure also relates to a disposable article including a chassis and a waist belt.