Our lenses are actual Polycarbonate not cheap plastic. This auction is for one pair of Custom Replacement lenses that fit the Arnette 4150 Heavy Hitter frame. Your lens purchase will be a pair of lenses that are cut to the factory specifications of your sunglasses. The lens color is of this auction is Black NON Polarized. All of our lenses are made of a high grade optical polycarbonate which is impact resistant and has exceptional optical quality. All lenses offer 100% UVA & UVB protection.