This product is composed with the cover pad, nose clip and the mask strap.And the cover pad contains 3layers including the out layer, filter layer and the inner layer. The outer layer and the inner layer are made of non-woven fabric, the fiter layer is made of melt blown fabric, and the nose clip is made of plastically material, the mask strap is elastic or inelastic, and this product could be provided in non-sterile type.

 Used tocover the mouth, nose and mandible forall kinds of clinical personnel in non-invasive operations, with the function to form a physical barrier to prevent the direct transmission of pathogenic microorganisms and particulate matters.