Julbo Trek Sunglasses,Black Frame, Cameleon Polarized Photochromic Lenses polarized Julbo Trek Sunglasses, in Matt Black/Orange - Medium/Large fit Cameleon Anti-Fog Polarized Photochromic Lenses - changes from category 2 to category 4. Model number J4375014 3660576038592 Detachable Sweat Bar, Self Adjustable Temple ends which bend in every direction for perfect fit with helmet or beanie and removeable side wings for lateral protection 100% Protection against UVA, UVB, + UVC Supplied Boxed with Case, drawstring bag, microfibre cleaning cloth and adjustable security strap