Photochromic Cycling Glasses MTB Clear to Blue Transition Sunglasses

In this review of the KAPVOE K9022 cycling glasses, the bottom line is simple: these are versatile photochromic shades for riders who want a single pair that adapts from low-light to bright sun. The most compelling reason to buy is the color-changing polycarbonate lens that moves from clear to blue as UV levels rise, maintaining a useful visual light transmission range so eyes stay protected without swapping lenses. The review covers fit, lens performance, and real-world value for commuting, mountain biking, and mixed-light riding.

Key Features

• Photochromic lenses: Lenses change from clear to blue with UV intensity, offering a VLT range that helps maintain comfortable brightness in variable conditions.
• High definition polycarbonate: The HD lenses enhance color recognition and contrast while remaining impact resistant for active use.
• UV400 protection: Full UVA and UVB blocking helps protect eyes from harmful rays during long sunny rides.
• Interchangeable nose pads: Two soft nose pad sizes are included so riders can tune fit for different nose bridge heights.
• Built-in myopia frame: A removable myopia inner frame lets riders add prescription lenses easily without changing the outer sunglasses.
• Flexible temples: Bendable temple arms adapt to different face shapes for more secure wear while riding.

Who It's For

The K9022 is best for cyclists, MTB riders, and multi-sport enthusiasts who need one adaptable pair for changing light: commuters who move between shaded streets and open roads, weekend mountain bikers who cross forest and open trail, and anyone who values UV protection plus simple convenience. Its photochromic behavior makes it a solid daily driver rather than a specialized bright-sun only lens.

Riders who demand the absolute darkest tint in very high-glare alpine sun or those who want a large portfolio of dedicated lens tints might look elsewhere; some users report the photochromic lens does not reach the deepest tint in every environment. Also, those needing a perfect custom optical fit should confirm the included myopia frame suits their prescription needs.

Pros & Cons

Pros

• Excellent eye protection with UV400 and anti-reflection treatment for bright conditions.
• Convenient photochromic transition removes the need to swap lenses in mixed light.
• Comfortable fit enhanced by interchangeable nose pads and flexible temples.
• Good value for a feature set that includes a myopia frame and HD polycarbonate lenses.

Cons

• Photochromic tint depth can be variable; some users feel it does not get as dark as fixed sun lenses in extreme glare.
• Fit is mixed across face shapes despite adjustable pads, so try before relying for long rides.

Specifications

Our Verdict

The KAPVOE K9022 is a practical, well-rounded cycling sunglass that offers strong eye protection, good clarity, and the convenience of a photochromic lens and myopia frame. It represents good value for riders who want one adaptable pair for mixed light rather than several dedicated tints; just be aware the darkest tint is not as deep as some fixed sunglass lenses.

Frequently Asked Questions

Do these lenses block UVA and UVB?
Yes, the lenses provide UV400 protection and block both UVA and UVB rays.

Can I use prescription lenses with these glasses?
The package includes a built-in myopia frame that allows you to fit prescription lenses inside the sunglasses.

Will the photochromic tint get very dark in high sun?
The tint darkens from clear to blue with UV intensity, but some users report it may not reach the deepest tint of fixed dark lenses in extreme glare.