Features: 1. Full facemask respirator is ideal for both dust and gas prevention. 2. Can be applied to respirator protection in spraying, chemistry, poisonal gas, etc,. 3. Skilled in gas defense with automatically filtering. 4. Safe and comfortable in use with good sealing performance as well as effectiveness in antitoxin. 5. Acitivated carbon can protect yourself against industrial dust, formaldehyde, carbon dioxide, etc,. 6. You may wear safety in accordance with environmental and personal needs. 7.Glasses Anti-Fog .