It's true there is more technology in Oakley sunglasses than your entire car. The Fuel Cell sunglasses are no exception. They're made from light, ultra durable, and stress-resistant O Matter frame material. These Oakley sunglasses feature HDO-High Definition Optics Technology that allows you too see clearer and sharper. They were also constructed with a Three-Point Fit that contours to your face with precision and dual lens Polaric Ellipsoid geometry which enhances your peripheral vision. The Oakley Fuel Cell sunglasses in with iridium are burly shades for your daily needs.