● Composite frame ● Composite lens ● non-polarized ● Lens width: 52 millimeters ● 【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】 -White 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. ● 【FDA&CE APPROVED,30 DAYS' GUARANTEED】 - 100% risk free to try in case of any broken problem happening; just contact the seller without any hesitation to solve the problem until your satisfaction.
