Oakley Flak 2.0 XL unisex sunglasses, Prizm golf lenses/Polished Black frame

The Oakley Flak 2.0 XL are lightweight sports sunglasses designed for golfers who demand a maximum field of view and complete confidence with every swing. The semi-rimless design combined with the XL lens shape extends downward coverage, ensuring the frame edge never obstructs your line of sight when tracking the ball or scanning your landing zone. The frame is crafted from Oakley's O Matter™ material — durable yet exceptionally lightweight — making it ideal for all-day wear on the course. Prizm Golf lenses deliver purpose-built contrast enhancement that helps you read the fairway, fringe, rough, and green with greater precision, giving you the visual edge every round demands.

Key Features

• Prizm Golf Lenses: Purpose-engineered to enhance contrast and color differentiation across fairway, fringe, and rough conditions.
• XL Lens Shape: Extended vertical coverage and a wider peripheral field of view, optimized for golf and outdoor sport.
• Lightweight O Matter™ Frame: Injection-molded, stress-resistant, and exceptionally light for all-day comfort on the course.
• Unobtainium® Earsocks and Nosepads: Grip increases with perspiration, keeping the eyewear securely in place throughout your round.
• High Definition Optics® (HDO®): Crystal-clear, distortion-free vision across the entire field of view with 100% UVA, UVB, and UVC protection.
• Semi-Rimless Frame Design: Maximizes the usable lens area and reduces material obstruction at the lower edge of your vision.
• Polycarbonate Lens Material: Impact-resistant and lightweight, offering reliable optical clarity under changing course conditions.
• Base 8.75 Lens Curvature: Wrap-around geometry that follows the natural contour of the face for a secure, aerodynamic fit.

What's in the Box

• Oakley Flak® 2.0 XL Sunglasses
• Protective Microfiber Bag
• Protective Hard Case
• Replacement Nosepads

Specifications

O Matter™ Frame Material

O Matter™ is Oakley's proprietary injection-molded frame material — durable, flexible, and exceptionally lightweight. Its stress-resistant properties allow it to withstand environmental extremes, including heat, humidity, and the physical demands of active sport, while maintaining its shape and fit throughout the day. The material provides consistent all-day comfort without adding unnecessary weight, making it ideal for extended wear on the golf course or in any outdoor setting. O Matter™ is also highly resistant to the degrading effects of prolonged sunlight exposure, ensuring the frame retains its color, structural integrity, and performance properties over time without darkening or becoming brittle.

Prizm™ Lens Technology

Prizm™ is Oakley's revolutionary lens technology platform, purpose-built to fine-tune vision for specific sports and environments. Rather than simply darkening or adding broad-spectrum contrast, Prizm™ works by selectively emphasizing colors in the precise wavelength bands where the human eye is most sensitive to detail. The result is a visual experience that reveals textures, transitions, and depth that would otherwise be missed with a conventional sunglass lens. For both professional athletes and dedicated enthusiasts, Prizm™ is often the difference between reacting on time and missing critical visual information.

What is Prizm™?

Prizm™ is an Oakley lens optics technology that tunes vision for specific sports and environments by emphasizing colors where the eye is most sensitive to detail. This selective color tuning improves performance and safety — enhancing vision without the compromises inherent in conventional lenses that are designed for general-purpose use. It represents the first time in the industry that lenses have been purpose-built from the ground up for specific activities and the unique visual demands they place on the athlete.

Key Benefits of Prizm™

• Enhances visual acuity to help you see more clearly and react sooner to changing conditions.
• Improves color recognition to help you spot the specific visual cues your sport demands.
• Optimizes your ability to see and track moving objects at the periphery of your field of view.
• Improves both performance and safety, giving you the confidence to compete at your best.

How Does Prizm™ Work?

Using specially engineered lens dyes, Prizm™ technology filters out the visual "noise" — the excess light wavelengths that interfere with and dilute critical visual information. You can think of it as ultra-precise color tuning, designed specifically for the environment and lighting conditions of your sport or activity. Rather than treating all wavelengths of light equally (which is what conventional tinted lenses do), Prizm™ identifies the exact wavelength bands that carry the most relevant visual data for a given sport and boosts them, while suppressing the wavelengths that create interference.

How is Prizm™ Different from Conventional Lenses?

Conventional sunglasses simply make everything darker by reducing all wavelengths of light uniformly — a blunt instrument that trades visibility for glare reduction. Some lenses improve contrast, but because they are designed for a broad range of activities and environments, they involve unavoidable compromises. They lack the fine-tuned color calibration needed for a specific application. The equipment and tools you choose for your sport are specialized — with Prizm™, your lenses are specialized too, built specifically for the visual demands of the activity you're pursuing.

How Did Oakley Achieve This Innovation?

Oakley utilized hyperspectral imaging — a technology originally developed for use by spy satellites — to analyze and map light across real-world sport environments with extraordinary precision and detail. This allowed Oakley engineers to identify exactly which wavelengths of light are most relevant in specific settings (such as a golf course), and then engineer lens dye formulations that maximize those wavelengths while filtering out visual interference. The result set a new standard for precision in the sports optics industry.

Why is Seeing the Right Colors So Important?

Every sporting environment places unique and specific demands on our vision. Prizm™ is designed with a deep focus on the precise needs of a specific sport and the visual environment it creates. Seeing the world in the right colors gives you the ability to distinguish surfaces, textures, and objects as they truly are — and critically, it helps you perceive and react to potential hazards faster. A standard sunglass lens attempts to help vision by simply adding broad contrast, but this approach can shift and distort colors in ways that are counterproductive. The color balance embedded in Prizm™ lenses is far more sophisticated: the primary benefits are not just increased contrast but also enhanced color perception and genuinely sharp, clinically clear visual acuity.

How Does Prizm™ Let You See the Colors You Need?

Think of conventional sunglasses as a volume control: they turn down all wavelengths of light together, uniformly and without any tuning. A stereo equalizer, by contrast, allows you to adjust sound by boosting or cutting specific frequency bands — bass here, treble there — for a richer, more detailed audio experience. This is precisely how Prizm™ works with the light spectrum: it fine-tunes individual portions of the color spectrum, boosting the wavelengths that carry the most critical visual information for your sport and suppressing the ones that create noise and distraction. The result is a visual experience that is simultaneously more natural and more precise than anything a conventional lens can deliver.

PRIZM Golf Lenses — Engineered for the Course

To play golf at a high level, you need to perceive subtle transitions in light across the course, judge distances accurately, and develop a trained eye for reading the grain, slope, and texture of the grass beneath your feet. With Prizm Golf lenses, separating and distinguishing between shades of green becomes significantly easier. When you are on the green, you can more readily distinguish the properties of the turf and the direction of the grain — critical information for reading putts and planning chip shots. On the fairway and in the rough, the enhanced color separation helps you identify exactly where your ball has come to rest and assess the lie with far greater confidence than you could with conventional lenses.

• Recognize subtle surface changes and terrain transitions that you would normally overlook with standard lenses.
• Enhanced contrast allows you to distinguish between different qualities, heights, and textures of grass across the course.
• By separating shades of green more precisely, you perceive light transitions on the course far more clearly, improving your ability to read greens and plan every shot.