Madison Shields Sunglasses protect your eyes while riding, shielding against wind and spray. The clear lenses coupled with a matt black frame offer clear vision in low-light conditions, thanks to their advanced optical technology.Key Features:Polycarbonate Lenses: Crafted to adhere to ISO 12312 standards, these lenses enhance visibility in low-light by filtering light optimally, providing safety and clarity which is essential for early morning or late evening rides.Multi-Purpose Design: These glasses combine style with functionality, maintaining their aesthetic appeal both on urban commutes and mountain trails, ensuring versatility without sacrificing style.TR-90 Frames: Constructed from TR-90, a material known for its light weight and high durability, these frames resist breaking or bending, offering a reliable fit and enduring performance.Secure Fit: Designed to integrate seamlessly with your helmet, the adjustable nose piece and non-slip rubber tips provide a stable fit that enhances comfort and security during dynamic activities.Soft Pouch: Included for convenience, the soft pouch serves as a protective storage option that also doubles as a cleaning cloth, keeping your lenses pristine.Integrating these sunglasses into your outdoor or commute gear is a practical choice. They provide enhanced visibility, lasting durability, and comfortable wear, making them a key tool for anyone who values reliable eye protection.Specifications:Polycarbonate Lenses: Optics from Madison meets the highest standard for eyewear; ISO 12312. Lens Light Filtration 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: 45mm, Frame Width: 175mm, Bridge Height: 20mm, 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