This invention is directed to graft materials for implanting, transplanting, replacing, or repairing a part of a patient and to methods of making the graft materials. The present invention is also directed to stent grafts and endoluminal prostheses formed of the graft materials. More specifically, the present invention is a graft material which includes polymeric sheet comprising holes. The graft material also comprises an ECM disposed in the holes of the polymeric sheet. The polymeric sheet of the graft material could be a textile or a porous polymer.