Tifosi Optics - Wisp™ Interchangeable. Color Crystal Brown/Brown Gradient/AC Red/Clear Lens. On sale for $69.95. 4.4 out of 5 starsBrand NameTifosi OpticsProduct NameWisp™ InterchangeableColorCrystal Brown/Brown Gradient/AC Red/Clear LensPrice$69.954Rated 4 stars out of 5(24)