Project N95 has been vetting personal protective equipment (PPE) since the beginning of the COVID-19 pandemic to ensure that everything on our site is safe and effective. Take advantage of our expertise with these guides for tips and tricks on choosing the right masks, tests, and other equipment to keep yourself protected.
What is an N95? How does it work? Project N95 is the trusted nonprofit shop for fully-vetted, NIOSH-approved N95 respirators. Learn more about these ingenious life-saving devices and find masks that can help protect you from COVID in our N95 mask guide.
Do kids masks work? What kind of masks can kids wear? When it comes to picking the right mask for your child, fit and filtration matter the most. Project N95 is the trusted nonprofit source for fully-vetted KF94, KN95, N95, and US-made kids masks.
What is a KF94 mask? Project N95 is the trusted nonprofit source for fully-vetted high-filtration KF94 masks and information. Learn more about the South Korean standard and find the right one for you in the KF94 mask guide.
What is a KN95 mask? Is it safe to use? Project N95 is the trusted nonprofit source for authentic KN95 masks and information. Learn more about the Chinese standard and find one that’s right for you in our KN95 mask guide.
Do you find it difficult to find a mask that works for your large face? Project N95 is the trusted nonprofit shop for fully-vetted masks that fit well on anybody. Learn more and find a large or extra-large mask that works well for you in this mask guide.
Check out Project N95's extensive collection of research on the benefits of masking in helping to prevent the spread of COVID-19
Check out Project N95's mask resources and information, including guides, helpful articles, videos, and other information about N95, KN95, KF94, elastomeric, and surgical masks
Learn more about Long COVID through the resources collected and collated by the Project N95 team
Check out Project N95's resources and information about indoor ventilation and how it can help reduce the spread of COVID-19
Is a KN95 mask safe to use? These high-filtration masks are great for the general public if you find the right one. Project N95 is the trusted nonprofit shop for fully-vetted KN95 masks and information. Use this guide to help find a safe KN95 mask.
Do you find it difficult to find a mask that works for your small face? Project N95 is the trusted nonprofit shop for fully-vetted masks that fit well on anybody. Learn more about fit and find a small mask that works well for you in this small mask guide.
While nothing can provide 100% protection against COVID, you can take steps to help prevent transmission by following a “layered approach” to keeping youreself and those around you safe.
What are all the different kinds of COVID tests and how to they work? Project N95 is the trusted nonprofit source for COVID tests and information. Use this quick guide to understand what is available and when and how to use them.
What kind of masks can you buy and how do they work? Project N95 is the trusted nonprofit source for fully-vetted N95, KN95, KF94, high-filtration ear-loop, and 3-ply surgical masks and information. Learn more and find the right one in our mask guide.
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![Ventilation Icon with PN95 logo [orange]](https://images.ctfassets.net/4f1b2uz8g1t3/6mXzskAphIpcJEWQVgJz1D/b7e6b749744d1afc0e5e9b183fcb0d81/Group_244.png?w=600&h=600&q=85&fm=webp&bg=transparent "Ventilation Icon with PN95 logo [orange]")
