Experience the world with enhanced clarity, comfort, and protection. This allows you to quickly adapt to changing light conditions by swapping lenses with ease. Lens Technology: Prizm™, HDO®. Unobtainium® Grip: Strategically placedUnobtainium® earsocks and nosepads provide a non-slip grip, increasing comfort and ensuring the sunglasses stay securely in place even during intense activity and perspiration.