Revo Mens Discern RE8000-04 Polarized Iridium Sport Sunglasses Made in US Metal frame Plastic lens Polarized 100% UV protection coating Lens width: 61 millimeters Bridge: 17 millimeters Arm: 127 millimeters Revo high contrast polarized serilium lenses Ultralight titanium frame 83/4-base lens technology Case Included Lenses are prescription ready (Rx-able)