Oakley's Straightlink were made with an active lifestyle in mind. They feature the durable, lightweight O Matter™ and High Definition Optics which provide visual clarity and impact resistance. Unobtanium™ is used for the nosepads and stem sleeves, ensuring not only a secure, no-slip fit, but also increasing the grip when you sweat. Comfortable, lightweight, secure and stylish, with Straightlink you can go the distance knowing your eyewear can keep pace.