ESS CDI Max Sunglasses Black Frame Clear/Smoke Lenses. ESS CDI MAX Sunglasses feature a larger frame thicker lenses and a interchangeable lens system for adjusting to different lighting situations and environments. Eye Safety Systems Sunglasses are reliable and durable sunglasses designed for law enforcement military and firefighting personnel. For eyeshields and ballistic sun glasses with premium visual quality and military grade safety ratings ESS Safety Glasses and Goggles provides plenty of great options. Specifications for Eye Safety Systems CDI Max Sunglasses: Frame Color: Black Desert Tan Lens Material: 2.2mm high-impact interchangeable lenses UV Protection: 100percent UVA/UVB protection Lens Coatings: ESS ToughZone anti-scratch lens coatings Standards: Lenses exceed ANSI Z87.1-2003+ and U.S. Military .15 caliber ballistic impact test MIL-PRF-31013 Features of ESS CDI Max High Adrenaline Sunglasses: Increased lens wrap for expanded field of vision and coverage ESS ToughZoneTM anti-scratch lens coatings Interchangeable 2.4mm high-impact Polycarbonate lenses Distortion-free optics 100percent UVA/UVB protection Medium-Large Fit Package Contents: ESS CDI Max Large Fit Sunglasses (2) Interchangeable lenses Elastic retention strap Micro-fiber pouch/cleaning cloth Hard case ESS CDI Max Sunglasses Black Frame Clear/Smoke Lenses 740-0297