Oakley Men's Fuel Cell Rectangular Sunglasses, SI Matte Black, 60.0 mm Made in US Plastic frame Plastic lens Non-Polarized 100% UV protection coating Lens width: 60 millimeters Bridge: 19 millimeters Arm: 130 millimeters Case included Lenses are prescription ready (rx-able) Fuel Cell is a combination of clean and authentic. Has a smooth look that its originality and authencity speaks for itself.