Abstract: Articles of furniture and home décor formed of a single panel of unfinished honeycomb cardboard cut in a compressed state along a first plane to have a predefined shape and expanded along a second plane; and fixing means for fixing the cut honeycomb cardboard in an expanded state. In preferred embodiments, the compressed honeycomb cardboard may be cut in the first plane to have the profile of a sofa, a chair, a table, a vase, or a tray, such that when the honeycomb cardboard is expanded it takes on a three-dimensional form thereof.