Oakley Fuel Cell Polarized Sunglasses - Matte Black/Blue - Oakley has been toying with a mix of art and technology for some time. The idea was to create clean, authentic style for those who don’t just walk the path of life – they stomp it and leave footprints. That’s what led to Oakley Fuel Cell. Features Lightweight O Matter frame material Oakley Twin Toric lens technology with HDO