Double filters avoid harmful UV/IR and strong light hurting eyes in the case of electric ophthalmia. PP shell protects our face from spattering and harmful materials when welding, reducing the possibility of injury. Fresh air flows, effective in reducing the release of harmful gas and welding dust and other damage to the body to prevent the occurrence of occupational pneumoconiosis. Polymer material, high strength, light leakage is more suitable for current trend and variety adapts to a variety of work environments.