XB630 TITAN BLACK BLUE 4 LENS SYSTEM
The Titan, from the mountain to the ocean and everything in between!! The ultimate sport performance eyewear letting athletes take full advantage of Blocs wide range of performance lenses.
The Titan lens replacement system makes it very easy to change lenses whenever and wherever life takes you. You simply fold in the temple which unlocks the lens. It doesn’t get any easier. The rest is easy….