1.1 layer non-woven fabric,valve 2.Strap: rubber or cotton straps 3.Al or plastic nose clip 1.Material: 1 layer non-woven fabric,valve2.Strap: rubber or cotton straps3.Nose clip: aluminum or plastic nose clip4.Nosepiece: black soft foam nosepiece5.Color: white Application:used in construction, industry, auto repair, mining, garden working etc. Dust Mask