Zoldag Blue Light Blocking Reading Glasses Degree (0.0x-400.0x) 3 Pairs Of Glasses For the Elderly: Enjoy digital life. ?Anti-eye fatigue? Long time exposure to blue light would lead to digital eye fatigue. Wearing your Zoldag eyewear, no more tired eyes. Reduce eye strain and sensitivity to light when facing digital screens. Great for office workers or anyone who has to look at screen all day. ?Reduce headaches? Do you ever get a headache after looking at a computer or phone screen for too long? Zoldag blue light blocking glasses cut 100% of harmful blue light and enhance other light that is beneficial to human health. ?Enjoy deep sleep? Exposure to high rate blue light will impact our sense of circadian rhythms and wreck our biological clock, then cause insomnia. Wearing Zoldag blue light filter glasses will improve your sleep, help you sleep better and have good night. ?Fashion Frames? Turn heads with classic and modern styles Keeping you protected both indoors & out.

✓✓✓✓✓«RISK FREE PRODUCT,30 DAYS' UNCONDITIONAL RETURNS»-100% replacement or refund service, if any damage occurs to the product, please contact Zoldag service team to solve the problem quickly and effectively. ✓✓✓✓«PREMIUM MATERIALS»-Transparent polycarbonate lenses reduce chromatic aberrations, restore true colors; Lightweight Resin frame material for comfortable wearing , durable and not easily damaged. ✓✓✓«SELECT YOUR READING MAGNIFICATION»-Your computer reading glasses magnification/power depends on how far you are from the screen you are viewing. For a laptop or desktop about 19+ inches away, select a magnification HALF your normal reading power. For a smartphone, tablet or a book about 12 to 18 inches away, select your normal reading power. ✓✓«ACCURATE DISTANCE MAGNIFICATION»-Multiple strengths to choose. You can choose the right power according to your needs. Large lens provides big clear vision & bring the best reading experience. ✓«BLUE LIGHT BLOCKING GLASSES»-HD transparent lens. Blue-ray blocker with UV400 protection, Effectively resist 100% harmful Anti-blue Light. Obviously reducing eye (vision) strain, glare, headache, fatigue, migraine caused from gaming / reading phone PC TV digital screen. Anti-Reflective Coating coating. Non Polarized. Polycarbonate lens. Plastic frame. .