Oakley Fall Line Prizm Jade Iridium lens is an all-round lens for the popular Oakley Fall Line goggle. The lens is a mirror lens and has an iridium coating that limits the glare from snow and ice. With Prizm technology highlighted colors and contrast so that you can better distinguish differences in terrain. It gives you a better view. With Prizm Jade Iridium you do in practice not change the lens.