Fire Red Polarized Sports Replacement Sunglass Lenses for Oakley Flak Jacket Frames For Oakley Flak Jacket Sunglass Frames 100% UVA & UVB Protection, Sport Lenses Packaged in a microfiber cleaning bag High quality mirror-coated custom replacement lenses Lenses are not interchangeable between models. Be sure to match your frame style with lenses.