Decor Star 12T12-15 1/2" FIP to 1/2" FIP 4 mm ID Sink Faucet Stainless Steel Flexible Water Supply Connector Hoses 15" Long x 2 (1 Pair) 15" Long Hot & Cold Water Hoses. 4 mm Inner Diameter US standard 1/2" FIP fitting For connections in between valves with 1/2" FIP connections Stainless steel braided exterior cUPC, NSF certified. CA AB 1953 lead free compliant.