The Smith Optics Embargo Sunglasses are the perfect blend of fashion and fuction. Made from Smith's durable and comfortable to wear Grilamid TR90, each frame represents the finest in quality. These medium sized sunglasses combines a strong lens profile coupled with subtle but distinct surfacing. The TLT Construction of the Embargo contours the thickness of the lens so that the light travels through without distortion. The lenses of these Smith optics glasses are carbonic, one of the most impact resistant lens materials available. Modern, clean, and tough looking, the Smith Optics Embargo Sunglasses are worth the risk.