Serengeti Sunglasses Rivoli 7916 Shiny Matte Black Mineral Polarized 555nm Green Photochromic Brown Vintage Gradient Black Persol Glasses Frames PO3083V 1006 PP PLD 4158 GSX NOA KL 58#HH Persol Glasses Frames PO3083V 1006 Bordeaux Red 53mm Womens are made in Italy of metal & plastic With their lightweight build and superior lens quality Serengeti Sunglasses Rivoli 7916 Shiny Matte Black Mineral Polarized 555nm Green Photochromic are from the Serengeti Flex series and they will adjust to the shape of your head for a supremely comfortable snug fit The lenses are of course Serengeti's unparalleled photochromic lenses which will lighten darken for optical light transmission in any condition and also reduce eye strain and fatigue