68% non-woven fabric, 30% meltblown fabric 4 Ply - High quality 4 ply, 3 non-woven fabric layers for the outer layers and one layer meltblown fabric inside. Adopting high quality material that is breathable and bring you a comfortable feeling. Skin friendly. Comfortable - High effective to filter dust with its folding 4-tier process structure. Easy to Use - Slip the elastic bands over your ears and press the metal strip around the bridge of your nose to create a light seal around your face. Breathable -Fit for the face very well, inner skin-friendly non-woven fabric is soft and comfortable; Anti-dust, anti-odor, better protect your health in life. Body Size: + Lengh: 175mm + Width: 95mm Length of Ear-loop: 165mm Length of Nose-bridge: 105mm Manufacturer from VIETNAM