The Madison D'Arcs Sunglasses feature a matt black frame equipped with three interchangeable lenses designed to enhance your visibility and protect your eyes in varying light conditions. These lenses are constructed to cater to different lighting environments, from bright sunlight to overcast days and clear nights.Key features & benefits:Interchangeable Polycarbonate Lenses: Each lens in the 3 Lens Pack is crafted for specific lighting conditions, made from high-impact, scratch-resistant polycarbonate that ensures UV-A and UV-B protection, providing you with versatility and safety regardless of the environment.Lens Pack: The three lenses include a dark lens for bright conditions (Category 3), an amber lens for medium light (Category 1), and a clear lens for low light (Category 0), offering optimal clarity and protection suited to different times of day or weather situations.Multi-Purpose Design: These sunglasses combine functionality with style, suitable for both road and trail use, ensuring they maintain their aesthetic appeal wherever you are.TR-90 Frames: Utilizing TR-90 plastic, these frames are not only lightweight and flexible but also exceptionally durable. They can withstand bending and retain their shape, ensuring a long-lasting fit and comfort.Secure Fit: Designed to complement your helmet, the sunglasses include non-slip rubber tips and an adjustable nose piece to secure a perfect fit, allowing you to customise the airflow and fit to your preference.Soft Pouch and Hard Case: Along with a soft pouch for daily lens protection and cleaning, a hard case is included to safely transport different lenses, providing practical solutions for storage and maintenance on the move.Adding these Madison D'Arcs Sunglasses to your gear will not only enhance your visual clarity across various light conditions but also ensure that you are prepared for every outdoor adventure. They represent a smart choice for those looking for versatile, durable eye protection.Specifications:Polycarbonate Lenses: Optics from Madison meets the highest standard for eyewear; ISO 12312. The interchangeable polycarbonate lenses are both impact and scratch-resistant. The lenses offer both supreme optical clarity and UV-A and UV-B protection3 Lens Pack: Our 3 Lens Pack contains a lens for bright conditions, a lens for medium-light conditions and a clear lens for low-light conditions. Along with a hard case for safe transportation and a soft pouch for lens protection on the moveLens Tech: Main Lens Light Filtration Cat. 3 suitable for Low-Light conditions, a Persimmon Cat. 1 with suitable for Medium-Light conditions and a Clear Cat. 0 with suitable for Low-Light conditionsMulti-Purpose: Both versatile and stylish, Madison Optics maintain their good looks on the road or trailsTR-90 Frames: TR-90 plastics are lightweight, flexible and durable. TR-90 plastic memory allows them to flex and return to their original shape without breaking or bendingSecure Fit: Our frames work seamlessly with your helmet with non-slip rubber tips for maximum comfort and security. The flexible nose-piece allows you to dial in the perfect fit, adjusting for extra venting if desiredSoft Pouch: We have included a soft pouch for lens cleaning and protection on the moveSize Spec: Lens Width: 170mm, Lens Height: 42mm, Frame Width: 175mm, Bridge Height: 35mm, Arm Length: 130mmLimited Lifetime Warranty: At Madison, we pride ourselves on offering an excellent product with aftercare to match. That's why this product is covered by our Limited Lifetime Warranty