Oakley's Oil Rig Polarized Sunglasses feature frames that combine lightweight, yet strong O Matter® for a sturdy look. Polarized High-Definition Optics® technology delivers impeccable clarity and Oakley's signature protection from rays while blocking uncomfortable glare. XYZ Optics® engineering maintains sharp and smooth clarity all the way to the ends of the lens curvatures. The Oakley Plutonite® lens material filters out 100% of UVA, UVB, UVC rays for maximum eye protection. Lenses are cut to preserve a perfect, continuous contour while enlisting Polaric Ellipsoid™ for optimal side protection and an enhanced peripheral view. Oakley's sculpturally integrated hinges are constructed with dual-cam action while ear stems offer a comfortable, yet secure fit. Impact and optical resistance meets ANSI Z87.1 standards.