Oval Aviator Bifocal Sunglasses for Men and Women. metal frame composite lens non-polarized Lens width: 61 millimeters Lens height: 43 millimeters Bridge: 20 millimeters Arm: 123 millimeters Light metal frames Equipped with Spring Hinges to retain the original shape UVA and UVB Protection Cool Oval Aviator Frame Free Microfiber Cleaning Case