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 are adjustable and pressure-resistant. Mutil-usage: For people who work from home For people who need glasses frame to dispose their own lens For people who use digital devices every day For people who want to shape the face

LIFETIME WARRANTY -- We ensure all of the customers 90 Days Money Back Guarantee and Lifetime Warranty for our products. In case of any broken issues, please contact us without hesitation. We will provide the best service. You have no risk to try!. GLASSES DIMENSIONS -- Lens Width: 52 mm (2.1 in), Lens Height: 43 mm (1.7 in), Frame Width: 135 mm (5.3 in), Nose Bridge: 18 mm (0.7 in), Arm Length: 146 mm (5.7 in). Microfiber Pouch and Cleaning Cloth are Included. LIGHTWEIGHT ADJUSTABLE FRAME -- WOWSUN blue light blocking glasses are made of TR 90 material which is extremely durable, flexible, lightweight, comfortable; Integrated spring hinge makes the glasses adjustable to fit different face shapes. All of the details ensure you a long time usage, and fashionable for women, men, teen boys and girls. SUPER CLEAR HD LENS -- The transparent anti-scratch lens featured with multilayer blue filter coating which is more effective than other uncoated glasses and provides you clear&precise vision. Enjoy your digital time, No worry about eye fatigue, blurred vision and headache. BLUE LIGHT FILTER LENS -- WOWSUN blue light blocking lens filter harmful blue light from computers, laptops, tablets, cellphones, gaming screens, TVs effectively. High quality UV 400 protection lens protect your eyes from harmful UV rays. The Original Non-Prescription lenses can be replaced with you own lenses at any eyewear store. Arm: 146 millimeters. Bridge: 18 millimeters. Lens height: 43 millimeters. Lens width: 52 millimeters. Non Polarized. Resin lens. Compoite frame. Imported.