a versatile support member constructed of a metallic mesh is provided in a bedding product . the support member is placed on top of the mattress core before the mattress cover is attached . the support member may be constructed of titanium wire in a woven or welded mesh grid or web configuration , although other metals , alloys thereof , or fiber composites may be used . the support member may be directly attached to the core or may be secured to the upper or lower border rods by hog rings , stitching , lacing , or other conventional means .