Description:Blue light blocking, reflect and absorb harmful blue ray, prevent the visible detrimental high energy blue light, cut 85% harmful blue light.Transparent lens, blue light blocking glasses lens is made of aspheric resin, which brings you a better experience as a computer glasses and reading glasses with or without magnification.Classic rimless frame design, ultra-lightweight, no pressure on your face and ears, durable with sturdy alloy frame.Light rimless glasses and resin lenses are for durable and comfortable long-wearing.Elegant design can make you look more professional and stylish at work or in life.New and high qualityMaterial: metal frameLens material: resinLens function: anti radiation, anti blue lightDegrees: +100,+150,+200,+250,+300,+350,+400Size: as shown in the figurePackage includes: 1 PCNote:Please refer to the measurement. Tiny measuring error is allowable in normal range.There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.