High contrast optics airflow adj and interchangeable lenses are just some of the high performance features of this ultimate race seeing machine. The Lava 7.6 comes with an extra lens (low light for cloudy days) easy to change and has a slightly larger fit then the Lava. The Lava comes with one lens. NEW this year is the Lava FIS 7.6 and Lava FIS NIGHT goggle. This is a simple black strap with a double clear lens for night skiing.