Oakley SI Fives Squared Sunglasses Review

Let’s Dive into Oakley SI Fives Squared Sunglasses

The Oakley SI Fives Squared Sunglasses are not just another pair of shades; they’re a tactical eyewear solution designed by Oakley SI for individuals who demand performance and durability in demanding environments. This model boasts Condensed Cranial Geometry for a comfortable, secure fit, along with Oakley’s renowned High Definition Optics (HDO), promising clarity and protection. My journey to finding these sunglasses was born out of frustration with ill-fitting, easily scratched, and optically inferior eyewear that just couldn’t keep up with my active lifestyle. I needed something that could withstand the rigors of the outdoors while providing uncompromising vision quality.

Unboxing the Oakley SI Fives Squared Sunglasses, I immediately noticed the solid construction and the sleek, yet understated design. The O Matter frame felt substantial without being heavy, and the lenses had a reassuring quality about them. Compared to other sunglasses I’ve owned – cheap gas station finds, name-brand fashion frames, and even some older Oakley models – the Fives Squared felt purpose-built. I chose the Fives Squared over other options because of Oakley’s reputation for optical clarity, impact resistance, and the promise of a secure, comfortable fit during rigorous activity.

My first impression was excitement tempered with a bit of skepticism. Could these sunglasses really live up to the hype and justify the price tag? Only real-world testing would tell.

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Real-World Testing: Putting Oakley SI Fives Squared Sunglasses to the Test

First Use Experience

My initial testing ground for the Oakley SI Fives Squared Sunglasses was a day at the shooting range, followed by an afternoon of hiking in a local canyon. The range environment, with its bright sunlight reflecting off concrete and steel, immediately highlighted the quality of the HDO lenses. They cut glare effectively, providing sharp contrast and making it easier to acquire targets. Later, during the hike, the sunglasses performed admirably in varying light conditions, from open sun to shaded trails.

The Fives Squared remained securely in place, thanks to the Three-Point Fit, even during strenuous uphill climbs and rapid movements. There were no pressure points or slippage, a welcome change from my previous experiences with sunglasses that constantly needed adjustment. The only minor issue I noticed was a slight fogging of the lenses during a particularly humid stretch of the hike.

Extended Use & Reliability

After several months of consistent use in various environments, the Oakley SI Fives Squared Sunglasses have proven to be remarkably durable. They’ve accompanied me on numerous hunting trips, fishing expeditions, and even a week-long survival skills course. Despite being exposed to dirt, dust, rain, and the occasional accidental drop, the lenses remain relatively scratch-free, and the O Matter frame shows no signs of stress or cracking. Cleaning is simple; a quick rinse with water and a microfiber cloth keeps them looking new.

Compared to my previous experiences with cheaper sunglasses that would fall apart after a few months, the Oakley SI Fives Squared Sunglasses are a clear winner. Their ruggedness and optical performance far exceed my expectations.

Breaking Down the Features of Oakley SI Fives Squared Sunglasses

Specifications

• Manufacturer: Oakley SI
• Application: Outdoor activities
• Temple Length: 133 mm
• Age Group: Adults
• Fit: Regular
• Gender: Male
• Frame Color: Matte Black
• Lens Color: Warm Grey
• Photochromic: No
• Temple Design: Bayonet
• Polarized: No
• Eyewear Type: Not Specified
• Frame Material: O Matter – This lightweight and stress-resistant material enhances durability and comfort.
• Distance Between Lenses: 20 mm
• Frame Type: Lightweight
• Lens Shape: Rectangle
• OTG: No
• Base Curve: Base 8.75 – This curvature provides extended peripheral vision and improved side protection.
• Effective Lens Diameter ED: 59 mm
• High Definition Optics (HDO): Ensures superior optical clarity, visual fidelity, and impact resistance.
• Three-Point Fit: Holds lenses in precise optical alignment for maximum comfort and performance.
• Plutonite Lenses: Filter out 100% of all UVA, UVB, UVC and harmful blue light up to 400nm.
• ANSI Z87.1 Standards: Meets or exceeds American National Standards Institute standards for optical performance and impact resistance.
• XYZ Optics: Maximizes clarity at all angles of view.

These specifications contribute directly to the sunglasses’ performance and user experience. The O Matter frame ensures they are lightweight and comfortable for extended wear, while the HDO and Plutonite lenses deliver unparalleled clarity and protection.

Performance & Functionality

The Oakley SI Fives Squared Sunglasses perform exceptionally well in their intended role: providing superior vision protection and clarity in demanding environments. The lenses offer excellent glare reduction and color contrast, making them ideal for activities like shooting, driving, and hiking.

While the lack of polarization might be a drawback for some, the clarity and impact resistance more than compensate. The secure fit and wide field of vision further enhance their usability. These sunglasses definitely meet my expectations for high-performance eyewear.

Design & Ergonomics

The Oakley SI Fives Squared Sunglasses feature a minimalist, yet functional design. The matte black frame is understated and professional, making them suitable for both tactical and casual wear. The O Matter material is lightweight and comfortable, even during extended use.

The lack of adjustable nose pads might be a concern for some, but the Condensed Cranial Geometry ensures a snug and secure fit for most face shapes. There is virtually no learning curve. These sunglasses are ready to go right out of the box.

Durability & Maintenance

The Oakley SI Fives Squared Sunglasses are built to last. The O Matter frame is highly resistant to impact and stress, and the Plutonite lenses offer excellent scratch resistance. With proper care, these sunglasses should provide years of reliable service.

Maintenance is simple: a quick wash with soap and water and a wipe with a microfiber cloth is all that’s needed. The robust construction minimizes the need for repairs.

Accessories and Customization Options

The Oakley SI Fives Squared Sunglasses typically come with a microfiber cleaning cloth and a soft storage pouch. While there are no user-replaceable lenses, Oakley offers a wide range of replacement lenses with different tints and coatings through their customer service.

Although the design is streamlined, many users report that aftermarket sunglass leashes and retainers work well with the frame. It is important to note that modifying the frame or lenses could void the warranty.

Pros and Cons of Oakley SI Fives Squared Sunglasses

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Who Should Buy Oakley SI Fives Squared Sunglasses?

The Oakley SI Fives Squared Sunglasses are perfect for law enforcement, military personnel, outdoor enthusiasts, and anyone who needs durable, high-performance eyewear. They are also ideal for those who value a secure, comfortable fit and superior optical clarity in demanding environments.

Those who prioritize polarized lenses for specific activities like fishing or those with unusual face shapes that require adjustable nose pads might want to consider other options. A must-have accessory would be a hard case for added protection when the sunglasses are not in use.

Conclusion on Oakley SI Fives Squared Sunglasses

The Oakley SI Fives Squared Sunglasses are a worthwhile investment for anyone seeking reliable, high-performance eyewear. While the price point is higher than many other options on the market, the superior optical clarity, durable construction, and comfortable fit justify the cost.

I wholeheartedly recommend these sunglasses to anyone who demands the best in vision protection and performance. If you’re tired of flimsy, uncomfortable sunglasses that can’t keep up with your active lifestyle, the Oakley SI Fives Squared Sunglasses are the perfect solution. Upgrade your eyewear today and experience the difference!