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"Nearly 70% of Americans experience digital eye strain due to prolonged use of electronic devices." (by The Vision Council) On average, people spend 10+ hours a day staring at digital screens. Yet traditional glasses are only designed for reading books, not computers. L'Amour computer glasses provide stylish protection so you can enjoy less eye strain while watching screens.Meet the clearest, most effective computer lens on the market. If you’re familiar with computer glasses then you know others can be yellow with low transparency. Not a good look. L'Amour glasses are engineered to be virtually clear while delivering unparalleled protection and eye comfort. L'Amour offers styles perfect for everyone. Whether you put in long hours in front of a computer screen during the day, or find yourself surfing, tweeting, and texting in the evenings.Best Blue Light Blocking Glasses, Block harmful blue ray and UV400, Blue light blocking computer glasses is Professional for people who work long hours on computers, tablets, games, on the phone or on TV. Reduce eyestrain and sleep better. Enjoy your digital time, don't worry about eye fatigue, blurred vision and headache.Thinner and Lighter, It weights only 0.28oz and can be easily slipped into your pockets. Easy clip on feature works well with most types of prescription eyeglasses frames including rimless ones. SILICONE FEET COVER can effectively protect your lens from scratching, and increase friction to prevent sliding.Made with super lightweight and durable high quality materials. Dimension: Lens Width: 2.3", Lens Height: 1.5", Glasses total Width: 5.1" , Lifetime Warranty + 30 Days Money back Guarantee: you can return the defective products for repairing or exchanging for free at any time without any question. [Kindly Notice]:not including man-made damage.