Siroko K3s Photochromic Sunglasses. Conquer any light with SIROKO K3s photochromic sunglasses. Their featherlight 26g frame and adaptive TAC 1.2 lenses seamlessly transition from category 1 to 3 in under 60 seconds, optimizing contrast for bright sun and cloudy days. The DrySky ventilation system prevents fogging, ensuring crystal-clear vision during intense activity. Included are a hardshell case, microfiber pouch, and replacement parts for a perfect, secure fit. Elevate your performance with unparalleled comfort and distraction-free vision. SIROKO K3s Photochromic Sunglasses: Master Every Light ConditionK3s PhotoChromic Fluor sport sunglasses.Lighter than ever, their 26 gram PC frame along with their interchangeable polarized Special TAC 1.2 photochromic lens offer any athlete the greatest performance.Experience the pinnacle of adaptive eyewear with the SIROKO K3s Photochromic sunglasses, designed for dedicated athletes who refuse to compromise on vision or performance. Engineered to conquer variable light conditions, these sunglasses automatically adjust to your surroundings, ensuring perfect clarity and protection whether you´re cycling under the bright sun, running through a shaded forest trail, or training on an overcast day. Their ultra-lightweight design and advanced optical technology empower you to push your limits, distraction-free.Intelligent Light-Adapting LensesAt the core of the K3s is its revolutionary photochromic lens. Our photochromic lens is sensitive to distinct changes of light by adapting to each moment in an extremely efficient way. The K3s PhotoChromic lens controls the transmission of light independently, going from category 2 (ideal for cloudy days) to category 3 (for bright sun) in less than sixty seconds, optimizing contrast and favoring visibility. This seamless transition makes them the perfect single-eyewear solution, ideal for cloudy and clear days, and also for environments in which sunny and shadowy areas alternate. The percentages may vary slightly.Unrivaled Performance and ComfortAll styles in the K3s PhotoChromic collection count on our DrySky ventilation system to guarantee excellent vision in any situation. This innovative anti-fog feature ensures your panoramic view remains crystal clear, even during your most intense efforts. Combined with the featherlight 26-gram frame, the K3s provides a secure and comfortable fit that you´ll barely notice, allowing you to focus entirely on the road or trail ahead.Everything You Need to SucceedYour SIROKO K3s sunglasses arrive fully equipped for your athletic journey. This product includes PU hardshell case, microfiber pouch and replacement rubber bands for temples and nose pad. The hardshell case provides robust protection during transport, while the microfiber pouch doubles as a cleaning cloth. The extra rubber bands allow you to maintain a perfect, non-slip fit over time.Available K3s accessories:TR90 optical clip, anti-fog lens and clear lens. Personalize your setup for prescription needs or specific weather conditions to unlock your full potential.Technical Specifications:* Gender: Adult* Lens Technology: Photochromic* Light Adaptation Range: Photochromic 1-3* Frame Weight: 26 g* Lens Type: Interchangeable Polarized Special TAC 1.2* Ventilation: DrySky System* Base Curve: 8. tradeinn Bikeinn