TONNEAU COVER

A tonneau cover for covering the opening of a cargo bed of a pickup truck. The tonneau cover includes a sandwich panel including a structural core, a first layered section, and a second layered section. The structural core has a top surface and a bottom surface. The first layered section is coupled to the top surface of the structural core, and a second layered section is coupled to the bottom surface of the structural core. Each of the first and second layered sections includes a reinforcement layer, and at least one of the reinforcement layers of the first and second layered sections is a carbon fiber mat. The tonneau cover may have a single panel configuration or a tri-panel configuration.