3 Pairs Replacement Lenses Polarized K17 for Oakley FLAK 2.0 XL Sunglasses 3 Pairs of replacement lenses - black, blue mirror coatings, black mirror coatings Precison cut and guaranteed to fit with the original Oakley FLAK 2.0 XL frame extremely seamless Water, sweat, oil and dust resistant Reduces glare and enhances contrast perfectly Optional mirror coatings optimize usable light for specific enviroment and activities