Product Details Model code RB4264 601S5J 58-18 Frame description Frame Shape Square Frame color Matte Black Frame material Injected Temple color Black Lens info Lenses color Silver Treatment Chromance Product dimensions Hinge to hinge 138mm Lens height 46.5mm Bridge width 58 18mm Temple Length 145mm Fitting Fitting Regular Bridge & nosepads Adjustable Nose Pads Check our size guide When extraordinary vision relies on pioneering design and high performance features, Ray-Ban always steps up to the challenge: live the revolutionary experience of Chromance lens technology in total style. The bold profile of this powerful new squared shape with exclusive new lenses takes game changing, high performance vision to a whole new level. Available in tones of matt black or tortoise and shiny gray, this lightweight, flexible nylon fiber frame flaunts revolutionary Chromance lenses in bright blue flash or on-trend mirror shades, which maximize contrast and enhance color perception for a brighter, perfectly clear vision of life that moves as fast as the most active urban players.