Fisherman Eyewear Delta Polarsensor Sunglass, Crystal Brown Tortoise, Brown Polarized Lens, Large Double injected frame with polarsensor photochromic lenses High performance polarized sunglass Polarized TAC Lens 100% UVA/UVB Protection Brown Lens transmits a wide spectrum of color for true color perception and high contrast; Optimum in lower-light and shallow water conditions Great driving sunglass as well; Our "Vantage " frame but with polarized photochromic lenses; Ideal for all occasions