50 Triple Layer Surgical Masks ~ According to the CDC, these masks filter out 95% of airborne particles, including viruses and bacteria.

50 Disposable masks per box 

Our single use disposable masks effectively block visible objects such as droplets, filtering non-oily particulate matter in the air.  This polypropylene spun-bond, meltblown, non-woven fabric, 3-ply mask is also anti-bacterial and fluid resistant

“[Surgical] masks do provide a degree of protection against fluids, including spray from a cough or sneeze, and they provide some filtration of the air. ... According to the CDC, these masks filter out about 95% of airborne particles, including viruses and bacteria.

There are two sides of the surgical mask which are white and blue (or green). The white side contains filter. Therefore, if you have flu, it should be attached to your faceso that the blue side faces out to prevent the germs from spreading outwards.

When should it be changed? The CDC is very clear: When a surgical mask is used, it should be changed between patients or during patient treatment if it becomes wet. The Organization for Safety, Asepsis and Prevention reminds us that masks do not filter efficiently.