Ray-Ban RB3479Folding Aviator sunglasses give you the timelessaviator silhouette anddouble bridge with convenient folding action A heritage eyewear brand with a long history of innovation, Ray-Ban is one of the most trusted names for both fashion and technology. Since inventing the Wayfarer in 1956, Ray-Ban has been shorthand for cool. Full rim frame is constructed from metal that is both corrosion resistant and sturdy Unisex design Adjustable nosepads 100% UV protection Comes with Ray-Ban cleaning cloth and protective carrying case Due to manufacturer's restrictions, Ray-Ban products cannot be shipped to AustraliaThe sunglasses are available on certain colors with gradient tinted lenses - Gradient tints are tints that start off at a darker color at the top of a lens and then gradually lighten towards the bottom of the lenses. These tints are great for fashion and for reading outside on sunny days. Gradient coatings work by allowing an appropriate amount of light to filter through in certain areas and less in places where protection is most necessary.