Dirty Dog BangerShiny Black / Green Polarised LensesDirty Dog Banger's fluid styling and wrap-around shape mark it out. And since these are polarised sunglasses, they get rid of reflective glare too.Banger's polycarbonate lenses also give clear views and superior impact protection. This lightweight grilamid TR90 frame gives all-round comfort. It's durable too. Bend its frame and it bends back into shape. Dirty Dog branding adorns each of the temples for an authentic finish.Two specifically-developed hard coatings add durability and scratch resistance to Dirty Dog lenses. UV400 lenses. Dirty Dog sunglasses come with a one year warranty.