Polarized Lens Replacement Fit for Oakley Flak Jacket XLJ Sunglass 2 Pairs of Lenses Pack N16 It offers 100% UV protection & 100% polarized, easy to install Precison cut and guaranteed to fit with the original Oakley Flak Jacket XLJ frame extremely seamless Reduces glare and enhances contrast perfectly Water,sweat,oil and dust resistant The lenses will be placed in a mini size of hard case so that fully protection can be offered whenever in use or not