Mens Oakley Portal X Sunglasses. A new and versatile frame design for 2021, inspired by today's modern consumer; Portal X can work for a variety of sports, whilst being equally suited for wear away from the field of play. From the comfort and protection of the O Matter® frame to the grip of its Unobtanium® components, this mainstream design features premium materials, Prizm Optics and a host of other innovative technologies, to give you a product that is unmistakably Oakley. UV protection - The Plutonite lens material filters out 100% of all UVA, UVB, UVC and harmful blue light up to 400nm. These glasses also feature High Definition Optics (HDO), 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™ lenses; enhanced colour and contrast of Prizm™ lens technology - Golf specific lenses to enhance green contrasts and depth perception - 22% light transmission; increased contrast perception in medium sunlight conditions - Electrostatic Microclear™ bag for cleaning and storage - This premium eyewear meets ANSI Z87.1 standards for optical clarity and impact resistance Oakley Portal X Sunglasses