Surgical Mask 3M 1860 N95 Health Care Particulate Respirator Nose and Mouth Face Mask Box of 20 Regular Adult Size for Doctors， Nurses， Patients， and Anyone Wanting Protection from Germs， Viruses， Infections， the Flu， and Solid or Liquid Aerosols.</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>NIOSH Approved: N95 particulate respirator helps prevent the spread of infectious materials.</li><li>At least 95% filtration efficiency against non-oil based solid & liquid aerosols.</li><li>Meets CDC guidelines for Mycobacterium tuberculosis exposure control</li><li>Provides Over 99% BFE (Bacterial Filtration Efficiency) against wearer generated micro-organisms</li><li>Latex Free - Fluid Resistant - Box of 20 Masks - Regular Adult Size Fits Most People</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51ugZXD8lsL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51gi7mKuxjL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51JTY4QaNiL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41Z9GsD8FML.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/416K8ZsXt3L.jpg' noproxy></br>