A new addition to Oakley's Flak collection, this interchangeable lens design offers benefits from performance eyewear, delivering unrivaled innovation to those who want to see the difference technology makes in a full range of activities.

Features of Oakley Flak Beta Prizm

• Swap out the lenses when light changes, and take full advantage of High Definition Optics with ANSI Z87.1 standards of clarity and impact resistance
• The wide peripheral view stays sharp with XYZ Optics while the contouring improves side protection against sun and wind
• Unobtainium nosepads increase grip with perspiration for a no slip grip
• Three-Point Fit holds lenses in precise optical alignment while eliminating pressure points
• Plutonite Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm
• O Matter™ stress-resistant frame material is both lightweight and durable for all-day comfort and protection
• Prizm™ is a revolution in lens optics built on decades of color science research. Prizm™ lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility
• High Definition Optics (HDO) is 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.