Tie-On Surgical Mask from 3M | Disposable Face Masks | NCI
Tie-On Surgical Mask from 3M  Click to Enlarge. Fluid resistant, tie-on masks for general surgical and patient care use. Available with or without an anti-fog, anti-reflective face shield. The masks have >99% Bacterial Filtration Efficiency (BFE) and >95% 0.1 micron filtration efficiency.