Disposable Face Mask Advantages: 3 layers of filtration, no odor, anti-allergic materials, good breathability. Disposable 3-layer face mask effectively prevent inhalation of dust, pollen, hair, flu, germ, etc.. Suitable for daily cleaning, allergic people, service personnel (medical, dental, nursing, catering, clinic, beauty, nail, pet, etc.), as well as patients who need respiratory protection.