With adjustable nose bridge and hook strap, the face shield fits a variety of face, comfortable to wear. With breathing valve, the face shield allows air to enter the body whilst keeping moisture out. It also keeps you away from toxins and harmful substances in the air. The face shield reduces the risk of breathing in gases, noxious smells, pollen, smoke, dust and other harmful particles. Face shield are washable, reusable and can match more filter papers to use. Breathable, fit for the face.Widened nose strip suitable for people with different facial shapes.