At first glance, these sunglasses with a tortoise wayfarer frame impress with modern style. But the more you learn about them, the more you discover they????????re further suited to the outdoors. Lightweight nylon gives a comfortable fit, as polarized lenses serve as a line of defense against blinding glare and harmful UV rays. . . . Medium-sized, rounded nylon frame. . Polarized lenses reduce glare and block out UV rays. . Wayfarer shape includes a keyhole nose bridge. . Classic tortoise frame with matching Sienna lenses. . This product contains a chemical known to the state of California to cause birth defects or other reproductive harm. . Imported. .