Barner Williamsburg Anti-Bluelight Eyeglasses - Black

High Quality And Stylish Computer Glasses To Protect Your Eyes From Blue Light Of Digital Devices. It Will Provide You With Better Sleep And A Healthier Life.

Features:

• Made From Hand-Polished Cellulose Mazzucchelli Acetate

• Premium German Metal Hinges

• 100% Handcrafted

• High Quality Organic Cr-39 Lenses That Block 100% Of The Blue Light Under 410Nm And 45% Of The Blue Light On The 410Nm - 450Nm Spectrum.