[Protection for Your Eyes] -Alleviates visual fatigue and discomfort from long periods of web surfing, gaming and working under fluorescent lights with UV400 protection and glare reduction [Reduce Eyestrain] -Enjoy your digital time, NO worry about eye fatigue, blurred vision and headache [Better Sleep] -Amber lenses block more blue rays than others and see more realistic.You'll never have trouble with sleeping again [Excellent TR90 Material] -Ultra-lightweight and flexible TR90 nylon frame material for durability and comfortable long-term wearing. Casual frame design keeps you looking professional and stylish while working or playing video games [Product Dimension] -Lens Width: 53mm(2.08inches), Lens Height: 48mm(1.89inches), Temple Length: 145mm(5.7inches), Nose Bridge: 18mm(0.7inches) [Protection for Your Eyes] -Alleviates visual fatigue and discomfort from long periods of web surfing, gaming and working under fluorescent lights with UV400 protection and glare reduction [Reduce Eyestrain] -Enjoy your digital time, NO worry about eye fatigue, blurred vision and headache [Better Sleep] -Amber lenses block more blue rays than others and see more realistic.You'll never have trouble with sleeping again [Excellent TR90 Material] -Ultra-lightweight and flexible TR90 nylon frame material for durability and comfortable long-term wearing. Casual frame design keeps you looking professional and stylish while working or playing video games [Product Dimension] -Lens Width: 53mm(2.08inches), Lens Height: 48mm(1.89inches), Temple Length: 145mm(5.7inches), Nose Bridge: 18mm(0.7inches)