Harper frames are a simple design, featuring a square shape with rounded bevels. Enjoy the classic look of these frames with modern touches that will keep your style looking fresh and modern. Lens Size: Medium Gender: Unisex Lens: CR39 | Premium Scratch Resistant Polymer UV Rating: 100% UVA/UVB Frame: Bio Acetate Hinge: Italy Comotec Frame Measurements: Lens width-53mm Nose-21mm Frame width-145mm