Ray.ban is a awesome product I have ever used.the sunglasses are jst great.whicj gives nyc cooling efect for eyes.eyes does not get irritate in sun.and alsp comes in very good shades n shapes.its also stylish and very good for eyes.the sun glasses are very gentle to eyes.also the fiting of the glasses also very good.but strictly saying never go for firsycopy or other copies of the brand.original ray.ban is easy to identify as it havr logo on upper corner and also thrr is small logo on the side of glasses