Oakley Men's Flak 2.0 XL Prizm Rectangular Sunglasses

Oakley engineering takes performance to the next level and brings style along for the ride. Flak 2.0 offers a standard size frame with enhanced lens coverage, and every millimeter of the lens is optimized with High Definition Optics® in a ruggedly durable yet lightweight design. Designed to push your limits with patented XYZ Optics® for razor-sharp clarity and secure grip of Unobtanium®.

The sunglasses come with:

• The XL edition offers enhanced lens coverage and specialized lens curvature for protection against sun, wind and impact.
• Unobtanium® earsocks and nosepads keep glasses in place, increasing grip despite perspiration.
• Patented High Definition Optics® (HDO®) provides superior optical clarity and razor-sharp vision at every angle.
• 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 colour science research. Prizm lenses provide unprecedented control of light transmission resulting in colours precisely tuned to maximise contrast and enhance visibility.