Blue Light Blocking Glasses (Light Black) Unisex

TR90 frame Composite lens non-polarized Lens width: 52 millimeters Magnification Strength: 0.0 x BLUE LIGHT BLOCKING GLASSES REDUCE EYESTRAIN BETTER SLEEP-White lenses block more blue rays than others and see more realistic.You'll never have trouble with sleeping again. 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.