Modular elements in different shapes and sizes with frame in  poplar plywood and padding in differentiated density polyurethane  foam, covered with a quilted mat in prewashed and sterilized  goose down, stitched into separated compartments.  Black adjustable PVC feet. Fabric or leather upholstery, both fully  removable by Velcro fastenings. The various elements are joined  together by means of hooks.