JMU Patient Bibs Blue, 13″ x 18″, 2-Ply Paper/1-Ply Poly, 500/Case. High water absorbency and tear-resistant. Dental Imaging & X-Ray. Dental Lab. Dental Supplies. WINDSOR MILL, MD. The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies.