VOGSee classic stylish anti-blue-light reading glasses will safeguard your eyes and against eyes fatigue from screen time by filtering harmful blue light effectively, bringing you to enjoy the digital life clearly freely.<br><br><b>WHY NEED WE TO BLOCK THE HARMFUL BLUE LIGHT?</b><br>Prolong exposures to artificial blue light which sources from digital screens such as TVs, computers, smart phones, or fluorescent and LED lights will damage the retina. If your eyes are working extra hard to cope with the blue light, you begin to experience eye strain.<br><br><b>VOGSee BLUE LIGHT BLOCKING READING GLASSES IS DESIGNED TO:</b><br>√ Anti Harmful Blue Light--alleviate eyes strain, avoid headache, sleep better<br>√ Reduce Display Screen Glare--protect eyesight, safeguard eye health<br>√ UV Protection--prevent aging of eyes<br>√ Clear Vision--reduce color difference, have a real world<br><br><b>Product Details:</b><br>Lens Width:1.96in(50mm)/Lens Height:1.54in(39mm)/Bridge:0.75in(19mm)/Temple Length: 5.39 in*5.63in(137mm*143mm)<br>Frame Color:Shiny Black 1 + Matte Tortoise 1 + Shiny Transparent 1 + Matte Blue 1 + Matte Grey 1<br><br><b>Packing List:</b><br>Reading Glasses: 5 x pc<br>Microfiber(Cleaning Cloth): 1 x pc<br>Service Card: 1 x pc<br><br><b>TIPS:</b><br>1. Clean the Lens by water or wipe it by the soft cleaning cloth included regularly. Do not use alcohol or any other chemicals to clean the lens to avoid surface broken.<br>2. Do not keep the glasses long time in high temperature or humid environment to avoid deformation.<br>3. Keep the glasses in the case when it is not used.