The Oakley Sutro Sunglasses have been designed with performance in mind and are suitable for many kinds of activity. They feature a lightweight O Matter™ frame that offers both durability and comfortable wear. They feature Unobtainium™ nose pads for increased grip and to keep them in place. They promise crystal clear vision thanks to their Prizm™ lens and are designed with just 11% light transmission to reduce glare and to protect your eyes on even the brightest of days. They are finished with Oakley branding for a smart look.