QD Health IIR Surgical Face Mask Black 50 units are non-reusable surgical face masks that limit the spread of infection. They are single-use, non-reusable. They have a life cycle of 4 hours. Their filtering properties are reduced after this period of time.
They are a Medical Device that limits the spread of contagion. Type IIR: resistant to splashes, such as blood or other biological fluids.
One size fits all, adult. Black colour. Contains 50 units.