Firmness like it used to berejuvenates old chairs and sofasfits armchairs to sofas made from durable hard fibremade from pvc with hard fibre fillingsave the cost of replacing your living room suite shortcode tabdescriptionan inexpensive solution to the problem of sagging armchairs or sofas simply lay this sofa saver under the cushions and your seat will enjoy a surprising rejuvenation made from pvc with hard fibre filling the clever slat like construction in this seat saver folds as req