Wiley X Sunglasses P-23 - We know you have to share the outdoors with sun rays, flying gravel, stray bits of debris, wind, dust and pollen which can sting, irritate and potentially damage your eyes. Wiley X styles fit comfortably with helmets, or riding free and easy. Every frame is manufactured with equal parts high-performance technologies and real-world functionality. Shatterproof Selenite polycarbonate lenses, one of the world's most impact resistant lens materials, formulated and die-cut to eliminate distortion. The Result? Precise optical clarity and optimal visual acuity with the precise amount of dyes needed to eliminated eye fatigue and strain. Meets both ANSI Z87.1-2003 high velocity protection and MIL-V-43511C military ballistic standards.