09 Jul What is an N95 Respirator?
N95 respirators are form-fitted to the size and shape of your face. Because they fit your face more snugly, there’s less opportunity for airborne particles to leak in around the sides of the mask.
N95s can also filtrate small airborne particles more effectivelyTrusted Source.
The key to an effective N95 is to ensure that it fits your face correctly. Healthcare practitioners who provide direct patient care are fit-tested annually by a qualified professional to be sure their N95 fits them snugly.
A properly fitted N95 respirator usually filtrates pathogens in the air much better than a surgical mask. Respirators that have been carefully tested and certified to carry the N95 designation can block up to 95 percentTrusted Source of tiny (0.3 micron) test particles. But they also have their limitations.