BARNER Dalston Blue Screen Glasses

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: - 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. - Super Light Tr-90 Frames For Excellent Comfort - Flexible Hinges & Temples That Will Adapt To Any Face Shape - Rubberized Texture For A Better Grip On Your Nose And Ears Specifications: - Lens Material: Cr39 - Frame Material: Tr-90 Care: - Use The Original Cleaning Cloth In Order To Clean Fingerprints, Dust, And Other Imperfections. - If Additional Cleaning Is Required, Use A Ph Neutral Soap With Lukewarm Water. Avoid Alcohol And Solvents. - Avoid The Use Of Abrasive Products And Unclean Cloths, As These Can Alter The Characteristics Of The Lenses. - Use Only Original Accessories And Replacement Parts. - Remember To Keep Your Barner Glasses In Their Original Case, In A Dry Place With A Temperature Between -20°C And 40°C.