The Generic KN95 Respirator Face Mask are certified to (K)N95 specs, and are capable of filtering contaminants, dust, and particles in the air by up to 95%. These masks are comparable to 3M masks. These masks are sold in singles.
I was looking for face masks to buy for my employees who are are in an essential job. I wanted to make them feel safe and feel protected. Instaprep is my go-to for face masks and other supplies I can't get through normal channels.