... chosen4,Anti-fog,anti-scratch treament5,Crystal clear safety goggles Product NameSafety glasses,safety goggle,medical glasses,lab glasses ... 1. Can wear glasses inside2. Transparent and soft PVC goggles, close stick to face, defend chemistry 3. Indirect ventilated ... UV mixed.Anti-Laser rayse) Orange : Soft sight. Filtrate electric wavelength and infrared rayf) Mercury layer: Protect against giddy light ...