YOU CAN ENJOY THE AFTER-SALES SERVICE - We can fully understand that it is difficult to find a pair of suitable Anti-Blue Glasses. If you have any dissatisfaction with our products, please do not hesitate to contact us. We will do our best to serve you! You have no risk to try!. LOOKS GREAT ON EVERYONE - With our blue light blocking glasses both women and men look great! Most Computer Glasses Are Not Cool! They’re Clunky, Unstylish And Make You Look Silly. You Can Rock Your AHT Display Glasses And Still Be Super Stylish!. QUALITY CLASSIC FRAME - The classic large rectangular frame is suitable for both male and female while covering large field of vision. Flexible and lightweight frame material allows for extended use as blue light blocking glasses in front of all electronic devices. EXCLUSIVE PATENT TAC LENS - High Transmittance, Low Color Aberration. Exclusive patent layers lamination technique with slight tinted lenses, cuts High-Energy Blue Light to minimize Digital Eye Strain. TAC lens can not only block harmful blue ray, 99.9% UVA & UVB Protection, also with 93% high transmittance, providing a prefect BLANCE between eye protection and visual experience. REDUCE EYESTRAIN & BETTER SLEEP - Blue light blocking glasses have specially crafted lenses to filter out the blue light and protect your eyes from glare, helping reduce potential damage to your retina from prolonged exposure to blue light. Cellulose Triacetate lens.