TONIC TITAN MATTE BLACK PHOTOCHROMIC COPPER GLASSOur most generous fitting design ever! Titan is made for the big man who needs comfort and style combining a modern square front with long flexible arms. Frame: Matte Black Lens: Glass Copper Photochromic TONIC Glass Photochromic Lenses, Copper or Grey, darken and lighten depending on ambient light conditions. These lenses have been designed and developed to give the highest quality optics in all conditions. Team this with TONICs ARC (Anti Reflective