Optic Nerve Axtionsuit Multi Lens Sunglasses Shiny Black. Sleek, stylish, high performance eyewear greatly enhances your cycling experience and an exceptional choice is the Optic Nerve Axtionsuit Multi Lens Sunglasses. They include a pair of easily switchable lenses so that you're never straining to see, and you always know what's going on no matter where you're riding. The smoke colored lenses are perfect in bright sunlight and when the clouds roll in use the copper lenses and watch the scape light up with amazing definition. Their frames are constructed of featherweight, super tough TR90 nylon that helps keep the weight so low you can hardly tell they're on your face.