Description of Smith Witness Sunglasses - Camo Tortoise / Grey Polarized Crafted in Italy, the Witness combines oversize fashion with optically superiority. The Grilamid TR90 frame is molded in a superior fitting shape to allow for lasting comfort while the Carbonic TLT lenses provide optical perfection in both Polarized and non-polarized options. The exquisite attention to detail Smith has become known for is also present in the Witness; as it offers molded Smith icon pattern on the inside of the frame and a intersection icon plaque on the outside of the temple. As with all Smith products the Witness is backed by Smith’s no-nonsense true lifetime warranty. Features: Carbonic Lens TR90 Grilamid frame Medium fit 8 Base shiels lens