The Smith Backdrop Sunglasses are a sharp looking pair of shades for any leisure activity. Offering medium coverage, the Backdrop has all the features you've come to expect from a quality Smith sunglass. The Backdrop Sunglasses feature TLT Polarized Glass lenses which protect your eyes from harmful UVA/B/C rays while keeping your vision distortion-free and optically precise. The 8 Base Curve of the Backdrop lenses provide just enough wrap to protect you from the elements while still looking good. Constructed with Evolve Frame material, these Smith glasses stand up to the rigors of your day to day. Great features like spring hinges and Megol covered contact surfaces ensure a comfortable fit that won't slip off your face. On a bright day, take in all the scenery with the Smith Backdrop Sunglasses.