... .Finished: . polishing 6.Inner hose: EPDM/PVC. 7.structure: Double-lock.8.Diameter: 16 mm. 9.Certification:ACS.10. Carton size ... bar,shower sets, bathroom accessories.etc,.which located in Cixi City,ningbo region,Zhejiang province. Our markets are in America,Europe,South ... valuable advice will be always highly appreciated ! Stainless steel double lock flexible hose