Bi-fold frames generally look like a chair or sofa when in its upright position, and a bed when in its open position. Tri-fold frames look more like a chaise lounge when in it s sitting position, such as the Forte or the Thrifty Sleeper. Bi-fold frames often come in various widths, for chair, loveseat, full or queen sofas. Choose the sizes to suit your needs. Then, choose a finish.
Some frames come in choice of wood or choice of finish.
Think of a futon cover as upholstery. Usually ordered for futon seating, these decorative covers zip on and zip off. Some can be laundered, some dry cleaned only.