BLUE LIGHT GLASSES YOU WERE LOOKING FOR Meet Blake. Modern classic, these smaller rectangular shape lightweight blue light blocking glasses never go out of style and fit well almost everyone. PREVENT EYE STRAIN. LESS HEADACHES. BETTER SLEEP Lenses High quality, impact resistant blue light blocking lenses. Get more comfort while reading from digital screens. Blue light filtering lenses block potentially harmful high-energy light ( HEV ). HANDMADE FROM HIGH QUALITY MATERIALS Frame Hypoallergenic, lightweight and optical friendly. Handcrafted premium quality acetate frames featuring spring hinges for all day comfort. Size 50-15-140 Medium Fit Packaging Complimentary hard case and cleaning cloth included.