5-pack reading glasses blue light blocking anti eyestrain computer reading glasses for women and men readers (mixed color, 1.75) henotin <br>why we need filter blue light ?<br> <br>a main source of blue light in our lives is the harmful blue-violet <br>light emitted by our digital screens. from tvs to tablets, and <br>computers to phones, we’re constantly exposing ourselves to <br>unnatural blue light.<br> <br>by wearing blue light blocking glasses, you can limit the amount <br>of blue light that enters your eyes and make your screentime more pleasant<br> <br>whether you work in front of a computer monitor or you're a rabid <br>gamer, you'll benefit from the lenses' effective blue light blocking, <br>anti-smudge & anti-scratch properties, dust & water resistance and uv ray protection.<br> <br>affordable price:<br> <br>we have identified an issue in the blue light filtering glasses <br>market. you either have expensive glasses, that are not for every <br>budget, or very cheap glasses that give you bogus protection.we <br>develop our own production, to the people who need it at the <br>most suitable price and the best blue light protection.<br> <br>100% satisfaction guaranteed.90-day money back guarantee <br>and 1-year warranty against manufacturing defects so try them <br>risk-free today. we are confident that our product will meet or <br>exceed your expectations. customer satisfaction is our priority.