Oakley Men's Radarlock Shield Sunglasses Plastic Composite frame Composite lens Polarized 100% UV protection coating Lens width: 72 millimeters Lens height: 40 millimeters Bridge: 17 millimeters Arm: 123 millimeters Innovative interchangeable lens system is extremely fast and easy Lightweight O Matter frame material with ellipse metal icon accents is very durable and comfortable Unobtanium earsocks and nose pads for increased comfort and performance Polarized lenses eliminate glare Pure plutonite lenses block 100%UV (ABC) and are virtually shatterproof