Global Vision Eyewear Men's Hercules 24 Safety Glasses with Photochromic Color Changing Lenses Nylon frame with polycarbonate lenses Imported Meets ANSI Z87.1 Standards for Safety Eyewear Shatterproof Polycarbonate Lenses with UV400 Filter for Maximum UV Protection and Scratch Resistant Coating Resilient Matte Black Nylon Frame and Rubber Ear Pads Lenses transform from Clear to Smoke in sunlight Comes boxed with Micro-Fiber Pouch for Storage and Safe Cleaning Meets ANSI Z87.1 Standards for Safety Eyewear