The Attaché reading Eyeglasses radiate sophistication, bringing modern edge to a classic round style for the discerning digital user. The frame features a nylon material and spring hinge to fluidly fit the face and enhance the viewing experience.KEY FEATURES Lightweight construction and proper weight balance guarantee long wearing comfort without pressure points or fatigue Nylon frame material and flexible hinges for added comfort Proprietary patented GUNNAR lens material and tint Blocks harmful blue light and 100% UV light Asian Fit Compatible INCLUDED WITH PURCHASE Microfiber Pouch 12-month Warranty Perfomance Level:SIGNATUREExperience the benefits of GUNNAR technology in precision engineered polymer frames with impact resistant polycarbonate lenses and the G-Shield® coating stack. Manufacturer GunnarCategory EyeglassesAge Group AdultGender UnisexShape Oval Round, Asian FitRim Type Full-RimAsian FitFrame Material NylonBlue Light ProtectionPrescription Ready Size*50 Horizontal Lens Measurement, A: 50 Bridge / Distance Between Lenses: 19 Temple Length: 140 *All of these measurements are in millimeters