The Factor Max polarized sunglass from Smith lets you see your way to victory. A rimless frame gets you down the trail with maximum peripheral vision and an unobstructed view of what is around you. The large coverage lenses of the Factor Max are polarized to eliminate glare for clear vision on roads or water. Interchangeable lenses come with the Factor Max to insure that you always have the best optics for your activity. Fast forwards you to the finish line and the winners circle.