Lightweight O Matter™ frame material with ellipse metal icon accents Unobtainium™ earsocks and nosepads for increased comfort and performance 8.75 base lens geometry with HDO™ Available with Prizm™ lenses to enhance color, contrast and detail for an optimized experience Polarized and Iridium™ lens options available Protective soft vault included Oakley Flak 2.0 XL Sunglasses