Replacement Lenses for Oakley Flak Jacket XLJ Sunglasses With Polarized composite frame composite lens polarized Lens width: 63mm Lens height: 41mm This Lenses Only Fit Oakley Flak Jacket XLJ, if you are not sure, please search the SKU # which is marked on your frame. 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