【ULTRA-LIGHT TITANIUM GLASSES】The upgraded titanium round anti-glare computer glasses are suitable for various face shapes people. Anti-fatigue blue light blocking glasses are useful for computers, laptops, or smartphones. 【GLASSES MATERIAL】The blue light glasses is made in lightweight titanium metal frames. Our titanium lens is 30% lighter than resin lens and 50% lighter than glass lens. At the same time, titanium lenses are safer than glass lenses. Its impact resistance is 60 times that of glass lenses and through the falling ball impact test, the lens is not easy to break. 【UV PROTECTION GLASSES】The blue light glasses can also be 99% UV blocking. not only maintains high light transmittance but also filters out annoying glare for better work/study/entertainment. Computer glasses can relieve eye fatigue, and headache, protect some retinal cells and reduce the risk of macular degeneration.