How long can you reuse N95, KN95 or surgical masks for?
Keep in mind, most face masks are intended to be used once and replaced as needed. Due to the limited supply, the CDC has a list of recommended reuse methods. You can find these methods listed above.
How long you can reuse a mask for is something that is not specified by the CDC. Therefore, how long you reuse your mask dependsden on your personal comfort and a few other factors.
Please advise, the following is merely a suggestion for how long you can reuse different types of masks and not reviewed by any medical studies or evidence.
If you are frequently cleaning your mask, it will begin to deteriorate just like many other materials would and will affect how long you can use your mask.
Rather than an exact count for how many times a mask can be reused, we can provide a guideline.
If you notice any deterioration of your mask, it should be discarded. You should thoroughly inspect the mask after each use and cleaning. Pay special attention to how well the mask is fitting—if your mask straps begin to lose elasticity it will no longer cover your face effectively and should be discarded.