Oakley Flight Deck Prizm Goggle: Unrivaled field of view with a wide range of helmet compatibility Features Optically correct rimless lens design with F3 Anti-fog coating Discreet frame notches at temple for compatibility with most RX eyewear frames Lens sub-frame attachment for fast and easy lens changing Injection Molded Polycarbonate under extreme pressure to create a precise contour of optically correct geometry Rigid lens carrier with flexible O Matter faceplate Fits most helmets Goggle Specs: Height: 4.05" Width: 7.25" INTEGRATED TECHNOLOGIES HIGH DEFINITION OPTICSA(R): High Definition OpticsA(R) (HDOA(R)) is a collection of patented technologies that allow Oakley eyewear to meet or exceed the testing standards of the American National Standards Institute for optical clarity, visual fidelity, and impact resistance. PRIZM(TM): Prizm(TM) is a revolution in lens optics built on decades of color science research. Prizm(TM) lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility.