An antenna comprising two sub antennas each sub antenna comprising at least one radiating element is disclosed. The two sub antennas comprise an inner sub antenna and an outer sub antenna. The antenna comprises signal feed circuitry for supplying a first signal to the inner sub antenna and signal feed circuitry for supply a second signal to the outer sub antenna. The at least one radiating element of the outer sub antenna comprises at least one flexible radiating patch mounted on a flexible material arranged to wrap at least partially around at least a portion of the inner sub antenna.