Brass material, not easy to rust, care for family health Thickened fine copper main material, black ancient technology, to create a more durable body, strong pressure resistance, no paint loss problem, heat resistance and wear resistance, delicate and shiny touch Hot and cold ceramic spool, built-in ceramic spool, good sealing performance, comfortable feel without blocking Dual control of cold and hot, easy to adjust, dual water outlet function, quickly switch cold and hot temperature with your control Excellent aerator, soft water, soft foaming water, no water splash, powerful washing Material: Copper Seat diameter: 3.5cm Dimensions: 31 x 11 x 6cm Rated pressure : 1.0-1.5 Inlet and outlet pipe diameter: 1cm Structure: Duplex Opening: key Weight: 1.07kg