According to the CDC, N95 masks certified by NIOSH are the best approach to prevent respiratory infections such as the flu. Free N95 masks where to get free N95 masks california due to a lack of supplies at the start of the pandemic. N95 wholesale wholesale N95 FFP2 it's a great way to spread your message and promote your brand or business. This guide will show you exactly how to do so and what to do if you see that others are not doing it correctly as well. Get your free N95 mask today by following these simple steps. These face masks do not have any form of certification indicating that they are able to remove bacteria and other airborne particles through filtration.