Keep your glasses on all the time as the lenses provide UV protection. Degree: 0 degree, 50 degrees, 100 degrees, 150 degrees, 200 degrees, 250 degrees, 300 degrees, 350 degrees Lens material: Resin Style: Full Frame Lens Width: 51mm/2.00Inch Lens Hight: 45mm/1.77Inch Nose Interval: 18mm/0.71Inch Glasses width: 138mm/5.42Inch Glasses Leg Length: 135mm/5.31Inch Material: TR Package Includes: 1Pcs * Reading Glasses,1Pcs*Soft Glasses Cloth , 1 Pcs*high-quality PU glasses box Better Sleep Blue light will impact our sense of circadian rhythmsand finally cause insomnia, wearing this blue light glasses will improve our sleep ---------------------------------?Customer Satisfaction?- 100% satisfaction responsibility. We are confident that our products will meet or exceed your expectations. However, if you are not satisfied with the product, please feel free to contact us, we will provide you with satisfactory service. Customer satisfaction is our top priority!. ?Exquisite Gifted Package?Superbly crafted anti blue light readers with exquisite leather bag,a perfect gift for your parents and the elderly. ?Blue Light Blocking Glasses?Blue light blockers and UV lenses, relieve visual fatigue and discomfort from long hours of reading, gaming and working under fluorescent light, with UV400 blue light protection and glare reduction. Ideal for students, teachers, photographers, IT, video editors, and those who work long hours in front of a computer. ?QUALITY FRAME AND LENS? - We use the sturdy hand-made frame that won't break easily and is elegant. The lenses are clearer than the normal ones and have higher precision as well. Your best choice !! drop-proof, durable, and comfortable to wear for long periods of time. ?Reduce Eye Strain&More Restful SleepBlue light readers provide all-day protection, no worry about eye fatigue, migraine, headache and blurred vision anymore, you can enjoy digital time.