52MM. Matte silver high-nickel copper alloy frames with cushioned earpieces. Spring-loaded flexibility. Bayonette with gray lens. Black ultraviolet polarized lens. Glare blocking. TAC 1.1 mm thick lens. UV 400 protection. CE standard. Embossed black leather protective case with Velcro closure and felt lining. Country Of Origin: China UPC: 024718225296
