【Protection】 The filter glasses are especially suitable for welding and guarantee optimal protection against bright light and ultraviolet and infrared radiation.During the welding process, the visibility is high and the welding joints can be clearly observed to ensure the quality of the weld. 【Automatic Sensitive】 The built-in sensor can automatically change the color of the glass in seconds to avoid harmful radiation and harmful light generated by the arc and protect the eyes to avoid injury. 【Adjustable Mask Headband】 Adjustable headband provides a comfortable, non-slip fit while leaving users hands free to work; Contoured frame edges to deflect particles and splashes, you can use it more easily and not feel heavy weight. 【PC Glass Material】 The welding glasses adopt high-quality PC material which is strong and durable, protects your eyes effectively, and has a long service life. Even when attacked by something shrill, the glass will not break, but will create a spider-shaped crack, preventing your eyes from being hurt by the small pieces of the lenses. 【Solar Energy】 The mask adopts solar screen glass, which can be used for a longer time, and the solar energy is environmentally friendly and economical. Suitable for construction work, argon arc welding gas welding., Manufacturer: SUNJULY