Smith Optics Nomad sunglasses matte silver frame with Chromapop polarized platinum lens. Smith Optics Lifetime Warranty. Your nomadic tendencies create the need for gear you can count on. As you stray from the beaten path, a favorite pair of shades is ever present. The Nomad is a modern navigator frame design, that features our innovative ChromaPop polarized lenses. The durable, vapor light titanium metal construction offers style and function. Venture into a world of enhanced color and visual acuity with our remarkable ChromaPop lenses. Medium Fit/Med-Large Coverage Anti-Reflective and Hydrophobic Lens Coatings Barrel Hinges Hydrophilic Megol Temple Pads Adjustable Silicone Nose Pads Out-Of-Sight Spring Hinges 6 Base Lens Curvature Frame Measurements 59-17-140 Frame Measurements 57-17-135 Titanium Frame Construction All items come in the Smith retail box with Smith case & pouch and manufacturer's papers. It would be the same as if you were to purchase at a retail store. We do not sell store returns or grade B items.