Shield - Blue Face Mask with Retention Head Band, Single Box, 50/Bx. Fluid Resistant (with FluidGard) and Anti-Fog. Disposable 8' pleated surgical face mask with a flexible nose piece and chin piece that enable the mask to conform to the face creating a positive facial lock (PFL), Latex and Fiberglass-free, BFE = 98% at 3 micron, PFE = 99% at 0.1 micron. Box of 50 masks