These are the iconic frames that Malcolm wore that will have you looking unique at any time. Frame is made with metal and PC.Also made with Screw hinge and English style nose pieces and transparent nose pad. Frame/Arm:Metal PC/Metal Metal material that is durable enough for long time using. Hinges can be used to reinforce frames.So it will not be easy to break. Super Light will bring you extra comfortable. Department: Unisex., Material: PC + metal,non-polarized, 100% UV400 Protection From UVA and UVB Rays Polycarbonate ,