RESPIRATOR DISPOSABLE N95 20/BOX. This product is a mask that has 3 layers, 2 of which (external and internal) are made of high quality spunbond polypropylene. And its middle layer is made of cast polypropylene. Its foldable design can cover the nose and mouth with a snug fit to the face, thus providing respiratory protection against non-greasy particles and even reduces the wearer's exposure to certain airborne particles. Plus, it's soft and comfortable to wear, and suitable for all seasons.