Only the best G-15 polarized lenses are used in this high-performance pair of sunglasses. These lenses provide near-medical grade optical quality that cuts glare and reduced UV rays to protect your eyes and give you the clearest vision possible. The AERO has aluminum frames in either Matte Black or Silver which is designed to retain it's shape yet have some flexibility and stand strong against the rigors of an active lifestyle. All models come with a microfibre cleaning cloth, carrying bag and leather hard storage case.