Classic frames add a vintage-inspired feel to glasses fitted with antireflective lenses that help filter out blue light from devices and computer screens. 54mm lens width; 20mm bridge width; 145mm temple length The lenses feature Blue Light Technology, which helps filter certain High Energy Visible light from digital screens that, in some people, may contribute to symptoms like tired eyes, vision blur and sleeplessness Prescription-compatible Antireflective polycarbonate lenses Modified polyphenylene oxide/metal Imported