Fogged up lenses are annoying, but lets be honest, they are downright hazardous. Simply put, if you can't see what you're doing you could wind up in a jackpot in the blink of an eye, and we ain't talkin' about the Powerball. Introducing Heat Wave Anti Fog Tech. Each pair features a dual surface lens coating that prevents condensation from forming, ensuring your vision stays crystalline and your glasses stay on. The future of high-speed performance: Aggressive, loud and innovative beyond any pair of sunglasses before them. The Future Tech incorporates a multitude of cutting-edge features that compliments its overall futuristic design that enables them to stand on their own in the performance and safety category. Features include 2mm thick lenses, with side shield protection for a package that meets Z87+ standards out of the box. Hytrel® touch points on the nose and arms allow for a comfortable all-day fit that grips and stays in place. Lens Technology: 1.9mm thick Polycarbonate lens that meets or exceeds mass impact requirements for Z87 standards, injection molded to the highest standards and tested to ensure optimal clarity, along with color and light transmission standards. We us