Polarized Replacement Lenses Compatible with Oakley Flak Jacket XLJ UV Protection Sunglass Accessories Emerald Green Water,sweat,oil and dust resistant.Reduces glare and enhances contrast perfectly Optional Mirror Coatings optimize usable light for specific enviroment and activities Precison cut and guaranteed to fit with the original Oakley Flak Jacket XLJ frame extremely seamless Made of premium quality which offers 100% UV protection & 100% polarized, easy to install The lenses will be placed in a mini size of hard case so that fully protection can be offered whenever in use or not