Tag Heuer Automatic V881 301 58 Aviator Sunglasses Metal frame Composite lens Non-Polarized 100% UV protection coating Lens width: 58 millimeters Lens height: 58 millimeters Bridge: 14 millimeters Arm: 142 millimeters Advanced magnetic hinge system allows you to slip them on with one hand Vintage look with straight temple allows you to wear under a helmet Case Included Lenses are prescription ready (Rx-able)