Flip Out technology is now being introduced. From English FlipOut translated as "click". It is with such a sound change in the new series of lenses of sunglasses. Do you want to replace the lenses and make glasses with a gradient, not a question of two lye conventional lenses in strontium, new in their place, and you have new glasses.
Since the change in the glasses lens, the technology can actually contain any technology related to the lenses. Now the manufacturer completes sets of points FlipOut three sets of lenses: a polarization gradient colors and classic (or the G15, or B15).