99.9% Blue Light Blocking Lens help you Sleep Better and wake up refreshed: These blue light filter glasses specifically designed to help you sleep by blocking harmful blue light that lowers melatonin levels. The amber lenses use propriety filtering technology to specifically target and to block 99.9% of blue light in the lower range of the spectrum at 380-500nm, help lessen migraine attacks and reduce headache pain caused by prolonged screen time. | Dual Anti-Reflective Coatings (AR): These are professional, with both front and back anti-reflective coatings (dual side AR coatings), these blue light glasses can help you reduce both front and back glares and reflections, make your vision clearer, it enhances visual acuity and reduces eye strain. AR coatings can be extra helpful for people who struggle with reflections on their lenses when doing computer work, especially when you are attending a video conference. | Eliminate Digital Eyestrain and Protect Eye Health: The orange blue light glasses significantly help reducing digital eyestrain, headaches, reducing dryness, blurred vision caused by prolonged screen time and exposure to bright lighting, keeps your eyes feeling fresh, and allowing you to focus for longer. Wearing blue light glasses help prevent the development of different eye diseases, such as macular degeneration and cataracts. | High quality for Extended Use: This blue light blocking glasses lens are made with shatterproof premium materials at an affordable price, scratch resistant polycarbonate lenses with 100% UV Protection. Top-quality sturdy frames making sure a longtime use. Classic and stylish square frames, designed for men and women. | Appropriate Usage: The blue light glasses are ideal for people who are light sensitive, suffer from migraines and eye strain, or are indoors under harsh lighting and use screens and devices. You can enjoy gaming, computer work, reading e-books, watching TV, using smartphones and tablets. But these lenses may distort color, if your job has strict color requirements, we not recommend. If you have the symptoms of presbyopia or nearsightedness , we not recommend too,because you will not see clearly