Wizard-like photochromic lenses are now available for the Future Tech. These adaptive lenses adjust from a light black to ultra dark tint depending on the light intensity in your environment and boast a wide VLT range at 31%-7% 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: The variable tint range of these lenses adjusts from a light black 31% to a ultra dark 7% VLT of darkness, all in under 30 seconds. 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 use only the highest quality polarizing filters on our lenses for optimal glare reduction and supreme clarity Lenses are U6:L3 UV400 - 100% UVA / UVB blocking Super Photochromic Lens VLT = 31%-7% / Cat 2-4