1.Material: aluminium alloy 2.Finish: powder coated./oil painted. 3.Different color available Window Accessory: 1.Material: aluminium alloy 2.Finish: powder coated./oil painted. 3.Color available Window Handle1.Material: aluminium alloy2.Surface treatment: powder-coated3.We have many colors for your choices We are a professional manufacturer of window handle ,window hinge and other window ...