A Volk sport sunglass instant dark & clear self-tinting glass provides the perfect vision for sport: Tennis, Golf, Baseball, Cycling, Sea Sport and so on.
Electronic driven Volk sports are base on LCD film technology. Flexible film LCD is laminated into the PC lens which is the only solution. Cannot use glass LCD due to safety issues.
Improve your field performance in the sun when do any outdoor sports. The technology can see the ball more clearly! Also you can see the dark area better!
Switch within 0.1 seconds. Much faster transition sunglasses (3 minutes switching)!