The New Oakley Sliver F (Ultimate Matte Olive Ink/Black Iridium) Fashion Sunglasses, male, Eyewear , Fashion , General Fashion Eyewear, One Size, true, When it comes to style The Oakley Sliver F shades definitely take the gold. Ultra-lightweight and durable NanOmatter frame material. Spring-loaded piston hinges. Keyhole bridge. Metal icons at temples. Lens Options: Please see color name for lens details.