2 Pairs Polarized Lenses Replacement Red & Black for Oakley M Frame Hybrid, New (1999) Sunglasses 2 Pairs of lenses replacements - red mirror coatings & black Precison cut and guaranteed to fit with the original Oakley M Frame Hybrid, New (1999) 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