NWT - Caddis polarized sunglasses in a gray and black tortoiseshell frame. Classic wayfarer silhouette. Dark gray lenses for sun protection. Sleek, versatile style. Caddis proprietary polarized sunglass lenses enhance contrast and reduce 99.9% of glare without any digital screen distortion. A premium hard coating protects lenses, increasing durability and minimizing scratches. Lenses include a high-performance water, dirt, and grease-repellent coating for easy maintenance and superior optics. Premium, bio-based acetate frame with 7-barrel industrial hinges.