Are you working with computer for a long time everyday? Are your eyes is tired with computer? Are you headaches with computer? It is because these disitals screen have much harmful blue light and radiation. Nowadays, we spend more and more time with Computer, Mobile, Tablet and other digitals. It is time to protect and relax our eyes! This blue light blocking glasses help block most high energy blue light to provide maximum protection and let through low energy blue light for minimal color distortion.They definitely meet your daily use and provide all-day protection. Provide you a sound sleep. Fashion Style of 1/2 Frame Glasses for Men: Retro Vintage Rectangular Design, special designed for men!This pair of eyeglasses gives you a perfect classy fit, thanks to its trendy and fashionable design as well as the aesthetic appeal. Adjustable Nose Grips for Comfort Fit. Convenient Eyewear: This Blue light eyeglasses sits intact over your eyes without any form of inconvenience. Lightweight for Superior Comfort, You can hardly feel them on your face. Metal Glasses Frame with Clear Lens, non Prescription. Replaceable Lens, the original lenses can be replaced with progressive lenses at your local eyewear glasses shop, you also can keep it as a fashion accessory. Dimension of Glasses Frame: Lens width: 55mm Lens height: 33mm Bridge width: 18mm Frame width: 132mm Template length: 140mm General size for adults men. Package Include: Anti Blue Light Glasses Men *1 Glasses Case *1 Glasses Clean Cloth *1