The Dirty Dog Hurricane Polarised Sunglasses in Matt Black & Grey has the latest lens technology in Polarised Polyfilter lenses. There is a scientifically formulated defence against the suns harmful rays courtesy of the Polarised lenses which absorb radiation. Product Information: • Product Code: 53475-BK/GY • High quality metal frames with sophistocated electroplating and powder coating technologies. • Possesses the latest lens technology in Polarised Polyfilter lenses. • The Polarised lenses absorb radiation that can be damaging to the human eye.