Anti-blue glasses: anti-blue glasses can help you protect your eyes from harmful blue light, effectively block ultraviolet rays and radiation; wearing anti-blue glasses can relieve the discomfort caused by the use of electronic devicesDurable material: the frame is made of PC material with good flexibility, light and can reduce the burden for you; with metal reinforced components to make legs of the glasses flexible; the curved glasses leg fits the ear and does not slide, providing you with a comfortable wearing experienceProtect your eyes: suitable for daily, office, computer games, etc., to provide protection for your eyes, reduce visual fatigue; the anti-blue glasses are suitable for most people, especially those who use computers, mobile phones and other electronic devices for a long time; excellent anti-blue lenses can help you sleep better, relieve headaches or blurry vision, and let you enjoy your electronic devicesFashionable appearance: with classic curved design, simple and fashionable, is suitable for most face types; it is light in weight and has a good anti-blue light effect, can provide you with comfort and make you look stylish, will not put burden on your ears and nose even if you wear it for a long timeEach pack contains 3 pairs of anti-blue glasses in different colors; we provide you with 3 pieces of glasses cloths to help you wipe the lens; the width of the lens is about 52 mm, the height is about 50 mm, and the length of the leg is about 150 mm; note, our glasses are optical glasses without degrees