evo.com | Oakley Sunglasses > Smaller faces, same big-time lens coverage. The Oakley Flak 2.0 S Sunglasses shrink the frame down to a narrow XXS fit while keeping the lens proportions of the original Flak 2.0, so you give up nothing in your field of view. Lightweight O Matter(TM) makes it comfortable all day, and Unobtainium nosepads and earsocks get tackier when wet to keep them planted on sweaty climbs. Pair that with Prizm(TM) lens tech for sharper color and contrast, and they're as at home on the trail as at the taco truck. Prizm(TM) Lens [Select Colorways] A revolutionary lens technology that fine-tunes vision for specific sports and environments. Prizm(TM) lenses enhance contrast to better let you see obstacles like rocks and potholes before they reach out and bite you. Unobtainium(R) Earsocks and Nosepads Increased grip with perspiration for a no slip grip. This product may contain chemicals known to the State of California to cause cancer, or birth defects, or other reproductive harm. O Matter(R) Frame Durability and all-day comfort are now available with the lightweight, stress-resistant O Matter(R) frame material. Comfort and performance of a Three-Point Fit holds lenses in precise optical alignment. Impact Protection Oakley lenses are designed and tested under extreme high mass and high velocity circumstances to ensure uncompromising protection across a wide range of demanding conditions. | Oakley Flak 2.0 S Sunglasses 2026 in Black