ACOMPATIBLE Replacement Black Polarized Lenses for Oakley Flak Jacket XLJ Polarized 1 Pair Replacement Lenses Black. This Lenses Only Fit Oakley Flak Jacket XLJ 100% Polarized and 100% UV Protection on all lenses Water and Dust Resistant Precision Cut and Guaranteed to Fit Reduces glare and enhances contrast perfectly