Effective for workers who aren’t necessarily in healthcare but still have some exposure during their work – such as housekeepers, janitorial staff, customer-facing retail workers, and delivery drivers. Considered by the Centers for Disease Control (CDC) as a suitable alternative to N95 masks when supplies of N95 are short, this respirator mask has a four-layer filtration system and a non-oily particulate filtering effect of great than 97%. It’s soft, flexible, and features an adjustable elastic ear loop. Comes 800 masks per case. Inventory can be depleted quickly.