FULLER Sunglasses by SALT. Color: Black/Polarized Glass Denim Lens, Matte Asphalt Grey/Polarized CR39 Grey Gradient Lens, Whiskey/Polarized CR39 G15 Lens, Wood Grain/Polarized Glass G15 Lens, Size: 50-21-150. Inspired by Nature’s effortless beauty, SALT. glasses are head-turning pieces-of-art, refined and elegant. Manufactured in Japan from the best-in-class materials to the highest standards, they are guaranteed to last for generations. Designed by opticians, the glasses are paired with the premium-grade SALT.’S proprietary lens that is the clearest lens in the industry. The retro-inspired shape goes with everything and will make any outfit—yes, even your workout clothing—instantly chic. Utilizing modern technologies and proven materials, this iconic SALT. frame offers the perfect blend of style, functionality, and optical performance.