... Name:Vaccum cleaner stretch hose,EVA profile hose,pvc spiral hose,plastic hose,vacuun hose,industrial hose,wire conduit ... ,corrugated Materials: Outer bore(Wall): High quality soft PVCReinforcement: High intensity PVC coated ... steel wire,corrosion resistant. Techniques:Bow mould,injection mould,extrusion,spiral,corrugated and so on. Features: 1 Highly flexible, ...