Global Vision Eyewear Men's Shorty Kit 24 Safety Glasses with Photochromic Color Changing Lenses Nylon frame with polycarbonate lenses Imported Lenses transform in sunlight from your choice of either clear to smoke or yellow to smoke Shatterproof Polycarbonate Lenses with UV400 Filter for Maximum UV Protection and Scratch Resistant Coating Features Shorter Temples for use Under Helmets and Temples Remove Easily and can be Replaced with the Included Adjustable Strap Matte Black Frame with Removable Vented EVA Foam Comes boxed with Durable Case and Micro-Fiber Pouch for Storage and Safe Cleaning Lenses transform in sunlight from your choice of either clear to smoke or yellow to smoke