This Level 3 Surgical Mask are verified as well as certified by different regulatory bodies. Moreover, the disposable 3-ply surgical masks that we provide are well-suited for procedures with less amount of blood, fluid, spray, or aerosol exposure. Our N-95 respirator provides at least 95% filtration efficiency and reliable breathing protection against aerosols free of oil and/or non-volatile liquid particles. These surgical masks are provided with ties so they get adjusted over the nose and chin giving the user a proper fitting. Also, these medical masks do wonders in order to provide daily protection from any sort of allergies, airborne pollutants thus helping the user to breathe hassle-free while also protecting from coughs and sneezes. So, in the pandemic of coronavirus buy bulk surgical masks online which gives you higher protection.