Night-vision Anti Glare Noctilucent Polarization Metal Frame Sunglasses Uv400 Protection Eyewear Riding Frame material: metal,flexible arms to fit different face Lens:TAC polarized lens, UV402 protection.It is impact resistance and scratch resistance, it will not be broken even if you hit the lens with hammer Overall width: 135MM|Frame height: 39MM|Lens width:65MM|Bridge Width: 20MM|Legs Length: 130MM,the manual measurement, a slight error Yellow lens tint, anti-glare coatings and ultra-pure lens material provide sharper, clearer vision so you can work more efficiently and feel more comfortable Visible light perspective rate: 99%