Surfactant compositions comprising curved webs as a visual indicator

A pourable liquid packing or a gel formulation containing surfactant comprising a display, wherein the visual indicator comprises a plurality of sheet-dispersed material having opposite surfaces in which the surfaces of the elements are configured with a proper curvature, so that when one element is located adjacent to a flat inner surface of the container, the elements can only contact the interior surface of the container along less than 50% of a surface element.