Adidas Adivista Performace Sport SunglassesMatte black / LST contrast goldThe smaller adivista but all the same clever features.The LST Contrast lenses optimise contrast (what else?) and is especially good for green landscapes. This one has gold mirror finish. The Quick-Change Lens System also means you can quickly adapt your sunglasses for changing light conditions too. A Double Snap Nose Bridge allows two levels of bridge height to suit you.The TRI.FIT also allows you to get the best fit from a choice of three levels.Traction Grip, with ergonomically shaped SPX temples and Flex Zones allow the most secure fit possible, but if you do have an accident the Quick-Release Hinge system will detach the temples under impact and can be quickly reinserted.A tough frame thats scratch and abrasion resistant, and minimal water absorption in the frames SPX material means top stability too.A ventilation system also keeps just the right amount of air flowing so you can.