The Native Ridge Runner is built for those who seek far-out ridgelines and send it. The super lightweight, semi-rimless frame and high-wrap design help minimize light leak, while hypoallergenic Cushinol™ grips keep the Ridge Runner firmly on your face no matter which path you embark on. Hypoallergenic Cushinol™: Nonslip grip to keep your sunglasses in place while you are getting after it Bio-based Frames: Bio-based plant resin is a high-performance material that is both extremely lightweight and durable enough to resist temperature extremes Native uses the world's best impact-resistant, premium polarized lenses 99% Polarization Efficiency: The sun's light waves are reflected off every surface creating intense glare — lenses are injected with a durable polarization Ophthalmic Grade Polycarbonate: Raw materials provide purity and clarity Proprietary Hard Coating: Advanced abrasion resistance and suitability as a surface for mirror coatings Optically-Correct Lenses: Decentered, injection-molded lenses for visual clarity Oleophobic and Hydrophobic Coating: Resists water, dust, dirt, oil and fingerprints while preserving the appearance of the lens against wear and tear Protection against Blue Light: Lenses block more than 90% of potentially harmful high energy visible blue light rays 100% UV Protection (up to 400nm): Protects against all UV rays to defend your vision against long-term sun exposure Premium lenses block up to 4X more infrared light than regular polarized lenses Includes microbag and manufacturer's lifetime limited warranty