Premium Material - Scratch-resistant shatterproof resin lens with anti-glare coating, lightweight durable plastic frame, soft anti-slip nose pads with sweat holes, smooth metal hinges, very comfortable and sturdy Polarized Yellow Lens - polarized lenses can significantly reduce the brightness of the flash surface, such as reflective ground and large water surfaces. Polarized lenses reduce reflection, enhance contrast, enhance visual clarity and reduce visual fatigue to make your eyes more comfortable. Stylish & Durable - Fashion and stylish design, with rich color combinations of frames and lens. High quality frame materials provide the ultimate in performance and comfort. Impact, scratch resistant, durable and unbreakable. Product Dimensions - Lens Width: 70MM(2.76'') Lens Height: 42MM(1.65'') Nose Bridge: 20MM(0.79'') Frame Length: 143MM(5.63'') Temple Length: 129MM(5.08''). Suitable Place - light glasses are suitable for motorcycle and bicycle, driving, running, fishing, climbing, trekking or other outdoor activities.