If you like hanging your sunglasses to the collar of your shirt, the Latch Beta is for you. It's designed with a kick-up latch feature that attaches to your shirt for easy storage, but with all of the fancy lens tech, why would you take them off? The lightweight O Matter frame is durable and impact resistant, and the Unobtainium temple grips keep it firmly on your noggin, while the PRIZM lens technology gives you superior color definition and clarity.