New CDC mask guidelines: What you need to know

N95 and KN95 masks are very good at filtering particles but are still relatively easy to wear. They are designed for professional settings like healthcare or construction works. The masks form an effective seal with a person’s face and are said to filter out at least 95% of small particles. - eTurboNews | Trends | Travel News
http://dlvr.it/SH3dPQ