Porcupine Disposable Dust Masks 50pcs

Porcupine Dust Mask are non-toxic, non-allergic and non-stimulating masks. They are made from low breathing resistant materials with high filtration efficiency. Its used for filtering and absorbing harmful industrial gas and can prevent silicosis. It has an adjustable contoured aluminum nose piece and a soft inner foam nose cushion help to press close to the face and increase worker comfort.