The lense has an exposed edge at the bottom which words to reduce weight and provide a wider viewing angle. Inspired by the daily life of urban cyclists, the high-wrap shield creates a bold, versatile look, protects from the elements and enhances vision with Prizm lens technology, while inspiring athletes to move confidently and seamlessly through their day. Prizm Lenses PrizmT is a revolution in lens optics built on decades of colour science research. PrizmT lenses provide unprecedented control of light transmission resulting in colours precisely tuned to maximize contrast and enhance visibility.