Fiber optic cables having a toning lobe

Fiber optic cables are disclosed that have a toning lobe that allows the conductive wire to migrate toward the main cable body while still allowing adequate separation performance of the toning lobe. More specifically, the fiber optic cable includes a main cable body having at least one optical waveguide and a toning lobe. The toning lobe is connected to the main cable body by a web that frangible. In one embodiment, the toning lobe and the web have a generally tear drop shape. The web includes a neck portion adjacent to the main cable body and a web body, wherein the web body generally increases in thickness towards the toning lobe. The shape of the toning lobe allows a conductive wire of the toning lobe to migrate from a center of the toning lobe toward the main cable body while still providing adequate separation performance of the toning lobe.