Refurbished reasons: KOO Alibi photochromic sunglasses item comes in damaged packaging but is in perfect condition. Grab these top-tier sunglasses at a fantastic discount today!KOO Alibi Photochromic Sunglasses: Adaptable Vision for Peak PerformanceExperience unparalleled visual clarity and adaptability with the KOO Alibi Photochromic Sunglasses. Engineered for the dedicated cyclist and performance athlete who demands excellence in every condition, the Alibi provides an uncompromised field of view and seamless protection that adjusts to your environment. Forget swapping lenses or squinting in changing light, these sunglasses are your single, reliable solution for every ride, from dawn patrols to sun-drenched afternoons.The revolutionary half-frame design is the cornerstone of the Alibi´s performance, offering a completely unobstructed and panoramic view. This is crucial for maintaining situational awareness, allowing for a clear downward-peripheral sightline to check your bike computer or spot road hazards without tilting your head. The robust design features a solid arm structure with a reinforced hinge, ensuring durability and stability during the most intense efforts.At the heart of the Alibi are the state-of-the-art photochromic lenses. These intelligent lenses automatically adapt to changing light conditions, transitioning from a lighter tint in overcast weather or shaded areas to a darker tint in bright sunlight. This ensures optimal visual comfort and clarity at all times, reducing eye strain and allowing you to focus entirely on your performance.Key Benefits:* All-Weather Versatility: The photochromic lens technology eliminates the need for multiple sunglasses or spare lenses, providing perfect vision from cloudy mornings to bright, sunny midday rides.* Uninterrupted Panoramic View: The innovative half-frame construction removes the lower frame, opening up your field of vision for maximum road awareness and a truly immersive experience.* Exceptional Anti-Fog Performance: Strategically placed ventilation ports are integrated into the lens, promoting constant airflow to prevent fogging during strenuous climbs and high-humidity conditions.* Secure, No-Slip Fit: Engineered for stability, the sunglasses feature an adjustable folding nose piece and soft-touch MEGOL elastomer temple inserts that provide superior grip and comfort, even when wet with perspiration.Main Features:* Advanced Photochromic Lens Technology* Expansive Half-Frame Design for a Wide Field of View* Three Integrated Lens Ventilation Ports for Fog Prevention* Robust Arm and Reinforced Hinge Design for Enhanced Durability* Adjustable Folding Nose Piece for a Customised Fit* MEGOL Elastomer Temple Inserts for Superior Grip and ComfortTechnical Specifications:* Audience: Adult* Lens Type: Photochromic* Photochromic Range: Photochromic 1-3* Visible Light Transmission (VLT): 75% to 15% (adapts automatically)* Frame Design: Half-frame* Weight: 33g* Fit System: Adjustable nose piece, high-grip temple inserts