Interchangeable Lenses – Photochromic Go from light to dark when indoors or outdoors. These are great!
- Auto darkening capabilities when exposed to light
- Lenses fit both AVIwear video and MP3 and Bluetooth sunglasses
- Be the envy of all your friends with trendy
- Photochromic Lenses and AVIwear sunglasses!
- Clear to Black
- Special Polymer Plastic
- Mainland, China