Brown/gold-tone acetate/metal Panthère de Cartier round-frame sunglasses from Cartier Eyewear featuring tortoiseshell effect, signature panther plaque, gradient lenses, round frame, nose pads, logo-engraved arm, straight arms and curved tips. Don't be short-sighted. All glasses from FARFETCH are sold as non-prescription frames.. We know you'll look after them, but these glasses come with protection, just in case..