WOWSUN Blue Light Filter Glasses Focus on Providing You More Outstanding Glasses and Bringing You the Enjoyment of Digital Life. Blue Light is Everywhere. Too much blue light exposure may put you at risk for macular degeneration, and it definitely contributes to eyestrain, blurred vision, headache and affects your ability to sleep well at night. Unfortunately, the eyes are not good at filtering out blue light, then it may cause visual fatigue, affect your learning and working efficiency. Now that people are using more digital devices at home and work, it's important to protect your eyes as much as possible. Why Do You Choose WOWSUN Blue Light Blocking Glasses? Features: Effectively block the blue light from digital screens; Prevent blurry vision, anti digital eye strain, relieve dry eyes, reduce risk of headaches; 100% UVA & UVB light protection; 5 layers anti-reflective lens coatings on front and back are anti-scratch; Lightweight flexible TR90 frame with Spring Hinge is adjustable and pressure-resistant. Adjustable Spring Hinge Lightweight Flexible TR 90 Material One-piece Pressure-resistant Nose Pad Read more Just Enjoy the Digital Time with WOWSUN Blue Light Blocking Glasses! For people who work from home; For people who use digital devices every day; For people who need glasses frame to mount their own lens.