Nike Brazen Shadow feature high quality, distortion-free SF-6 Schott glass radiation-reducing lenses with 0.75mm Pb lead equivalency protection. Nike Brazen Shadow have clear CE Certified Lens and weight 74 g. Made of high-quality plastic, it is a durable and lightweight rectangular, wrap around frame. These Nike lead glasses feature rubberized temple bars. Radiation safety glasses reduce the force of X-ray radiation that can pass through the lens. This reduction prevents a significant amount of harmful X-rays that you may be exposed to during fluoroscopy from hitting your eyes. This product offers our standard high quality, distortion-free SF-6 Schott Glass Radiation-reducing lenses with .75mm lead equivalency. Size: 59-16-140 Bridge: 16mm Lens Width: 59mm Lens Height: 38mm Frame Width: 140mm Arm Length: 130mm Brand: Nike Frame Colors: Matte Dark Obsidian-451, Matte Black/White-010, Matte Antracite-060, Dark Grey-012 Lens protection: 0.75mm Pb lead equivalency Schott Glass radiation protective, clear CE Certified lenses Frame Features: Rubber Temples Frame Material: Plastic Frame Style: Rectangle/Wrap Around Gender: Male/Female Size: Medium/Large