The Oakley OO9403 Sphaera sunglasses are designed for peak performance in any sport, featuring a wide field of view and Prizm lens technology to capture every detail. The O Matter™ frame is comfortable to wear with hats and helmets, with front air vents for better ventilation, Unobtainium® nose pads, and sculpted temples for optimal grip. Lightweight and barely noticeable, the Sphaera is the perfect companion for maximizing your sporting experience.