Editors Notes:Retro 1950s Vintage style is behind the look and fashion of these fantastic new sunglasses from Ray-Ban, but its contemporary Ray-Ban Light-Ray technology which goes in the construction and composition. Featherlight weight design ensures this is the lightest pair of sunglasses around. The super fine titanium bridge and titanium temples guarantee optimal comfort and resilient style. And lastly, the Ray-Ban patented screw-less Light Ray hinges that make the frame extremely flexible but at the same time life-resistant. A special pair of Sunglasses that give you it all - style, class and comfort. Ray-Ban Retro 50s Catseye Sunglasses with Light-Ray technology. Black frames with green lens. Featherweight light construction. Ray-Ban patented screw-less Light Ray hinges to ensure the frame is flexible. Super fine titanium bridge and titanium temples. Brand: Ray-BanKeypoints: 1950s style Catseye Sunglasses with a Light-Ray Tech update; lightweight, screwless, flexible with super fine titanium bridge. Colour: Black frame, green lensComposition: Nylon frame with titanium bridge. Plastic standard lens. SKU: RB4250 601/71 52 One size. Lens measures approx. 52mm.