Smith Optics Trailblazer Premium Polarized Active Sunglasses - Black Frame Color: Black Lens Color: Chromapop Polarchromic Ignitor Size: 67-13-130 Smith Optics Trailblazer Premium Lifestyle Polarized Active Sunglasses Smith Optics Lens has Tapered Lens Technology that corrects the distortion by progressively tapering the lens from the optical center towards the outer edges. Light waves are thereby delivered straight to your eye resulting in zero distortion and true optical clarity. What you see is what you get