Holsby is equal parts performance and style. With its flat top, double brow bar frame and elevated sport style colors, holsby breaks away from the sea of ho-hum sunglasses. Wear it and get noticed. Founded in 1985, revo quickly became a global performance eyewear brand known as the leader in polarized lens technology. Revo sunglasses were first created by utilizing lens technology developed by nasa as solar protection for satellites. Nearly three decades later, revo continues to build on its rich tradition of technology and innovation by offering the clearest and most advanced high-contrast polarized eyewear in the world. Revo supports the buy vision, give sight initiative in which (through 2016), $10 from the sale of every new pair of revo sunglasses, up to a total of $10 million, will be donated to the charity