[Satisfactory Service] JAWSOCK brand attaches great importance to customer service and product quality, if you have any problems with the product, please contact the seller directly, we will solve the problem for you as soon as possible, customer suggestions make us more progress. [Quality Glasses Frame] High quality frame material is durable and comfortable to wear.The casual designer glasses frame style makes you look more professional and fashionable in work and digital life. [A better digital life] No need to worry about headaches, dryness of eyes or eye strain caused by electronic devices, you can enjoy better sleep and digital time,which is suitable for people who need to use electronic equipments for a long time. [HD Polycarbonate Lens] With anti reflection high-definition lens and no color difference,allowing the eyes to see clearly, and to be sure that colors are true and undistorted. [Anti Blue Light Glasses]Our anti-blue light lens adopts double protection technology, not only coating the surface of the lens with anti-blue light layer, but also adding blue light factor into the basic material of the lens, which can block harmful blue light more effectively for a long time.