The HUMVEE Gold Military Sunglasses feature gray lenses and gold frames. These glasses have a bayonet style. Made from high-nickel copper alloy, high frequency welding and optical plating, spring-loaded flexibility and polarized lenses with UV protection. These products are designed to survive the most demanding situations while still remaining simple and easy to use. Face Diameter and Thickness Lens 52mm x 44mm, length 5.25″. CE approved.