Welcome to the dark side. The ULTRA Black lens has the tint (VLT) cranked down to 6%, compared to industry standards of 11% - These lenses are DARKER and legally should not be used when operating a vehicle. On the other hand, these are the ultimate bright outdoor lens. Whether you are on the snow, sand, a white rooftop or just want the ultimate poolside shark lurking lens these are for you. The Carat is the next generation in cat eye sunglasses, featuring modern flush mount, flat lenses set inside a timeless high gloss frame with polished gold details. The finished look is something that stands apart from the rest, yet fits in from casual all the way up to cause trouble. The Carat is guaranteed to be your new favorite daily driver. Easily customize the fit with arms that feature a wire core embedded within the polycarbonate frame that allows you twist, bend, and mold them to make them fit you perfectly. Lens Technology: 1.9mm thick Polycarbonate lens, 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 *Available in both non-polarized and polarized options* Lenses are UV400 - 100% UVA / UVB blocking Meets Z80.3 Standards