4 Interchangeable Lenses. High-grade Polycarbonate lenses allow for quick and easy lens replacement. Exceeds ANSI 287.12003 high impact requirement. Features: 4 Interchangeable Lenses High-grade Polycarbonate lenses allow for quick and easy lens replacement Exceeds ANSI 287.12003 high impact requirement UV - Ultimate Vision Ratcheting lens pitch adjustment for custom fit and comfort Design allows air to flow freely preventing lenses for fogging Adjustable nose pad conforms to a broad range of bridge sizes Includes soft carrying pouch