By wearing blue light blocking glasses, you can limit the amount of blue light that enters your eyes and make your screen time more pleasant. Material: Metal+TR Style: Full Frame Lens Width: 56mm/2.20Inch Lens Hight: 48mm/1.89Inch Nose Interval: 18mm/0.71Inch Glasses width: 143mm/5.62Inch Glasses Leg Length: 145mm/5.70Inch Degree: 0 degree, 50 degrees, 100 degrees, 150 degrees, 200 degrees, 250 degrees, 300 degrees, 350 degrees Lens material: Resin Package Includes: 1Pcs * Reading Glasses,1Pcs*Soft Glasses Cloth , 1 Pcs*high-quality PU glasses box ?Blue ray blockers - All-day protection from blue light and UV light. ---------------------------------?Customer Service?If you have any questions about this women's reading glasses, please feel free to contact the seller, we will solve the problem until you are satisfied. You have no risk to try!. ?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. Casual Design - Made of lightweight, flexible, high-quality material, durable and comfortable to wear. Casual frame design makes you look professional and stylish while working or playing video games. Excellent vision - refined premium lenses, including future technology "blue light protection", anti-reflection, clean coat and hard layer!. ?Show Your Love to Elders?Well-crafted reading glasses pay attention to quality, for young people, they are also a great gift choice for parents, teachers and elders.